{"title":"Expansion Tanks","description":"  ","products":[{"product_id":"cobb-tuning-coolant-overflow-bottle-subaru-wrx-sti-01-07","title":"Cobb Tuning Coolant Overflow Bottle - Subaru WRX\/STI 01-07","description":"\u003cp\u003eThis is the same Coolant Overflow Tank + Washer Reservoir filler combo that is included with our 2001-2007 WRX and STI Front Mount Intercooler Kits. As a stand-alone item it helps to clean up the engine bay and tuck the over flow tank lower and out of sight. Constructed of aluminum and powder coated in a wrinkle black finish helps keep the engine bay tidy. The Washer Reservoir consists of a tubing extension, delrin base, and delirn cap. It is specific for 2006-2007 WRX\/STI which has the reservoir located behind the bumper cover.\u003c\/p\u003e    \u003cp\u003e\u003cstrong\u003eWhy?\u003c\/strong\u003e\u003c\/p\u003e  \u003cp\u003eUse the COBB Overflow Tank and Washer Reservoir filler to clean up your engine bay and gain additional room for intercooler piping.\u003c\/p\u003e    \u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003eWrinkle Black Powder Coat Finish\u003c\/li\u003e \t\u003cli\u003eLaser Etched COBB Logo\u003c\/li\u003e \t\u003cli\u003eUtilizes Factory Overflow Cap\u003c\/li\u003e \t\u003cli\u003e.5L Volume\u003c\/li\u003e \u003c\/ul\u003e","brand":"Cobb Tuning","offers":[{"title":"Default Title","offer_id":50217614999856,"sku":"800630","price":435.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/800630_3c3eb081-2adc-441b-8f7f-ad45224ec4fb.jpg?v=1760444995"},{"product_id":"cobb-tuning-coolant-overflow-tank-subaru-wrx-sti-08-14","title":"Cobb Tuning Coolant Overflow Tank - Subaru WRX\/STI 08-14","description":"\u003cp\u003eThe OEM Coolant Overflow Tank for the 2008-2014 WRX\/STI does its job well enough but the cheap plastic material is ugly and will potentially crack over time, especially when driving hard and going through extreme heat cycles. Its shape is also clumsy and obtrusive when adding an aftermarket FMIC.\u003c\/p\u003e  \u003cp\u003eThe upgraded COBB Subaru Coolant Overflow Tank solves these problems without any sacrifices. Constructed of welded aluminum with a capacity of .8L, similar to the OEM tank, along with internal and external anodizing. The COBB tank looks much better under the hood while providing a very simple relocated mounting solution that works perfectly fine on a stock car. Its shape is also more conducive to fitting piping from an aftermarket Front Mount Intercooler.\u003c\/p\u003e  \u003cp\u003eA custom COBB Delrin cap is included which is highly heat resistant and adds to the overall clean look. Plus, the kit comes with a silicone adapter hose and injection molded cap for the washer fluid reservoir, giving a uniform look.\u003c\/p\u003e    \u003cp\u003e\u003cstrong\u003eWhy?\u003c\/strong\u003e\u003c\/p\u003e  \u003cp\u003eThis upgraded Subaru coolant overflow tank is affordable, easy to install, and improves both form and function. It's a must-own part when installing an aftermarket front mounted intercooler to make room for the charge pipe but it's still a no-brainer for a stock car or at any other point in the cars modification journey to add style and convenience to the engine bay.\u003c\/p\u003e  \u003cp\u003eThis Overflow Tank is included in our Front Mount Intercooler Kits for the 2008-2014 WRX and STI.\u003c\/p\u003e    \u003cp\u003e\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e\u003c\/p\u003e  \u003cul\u003e \t\u003cli\u003e2008-2014 Subaru WRX\u003c\/li\u003e \t\u003cli\u003e2008-2014 Subaru STI\u003c\/li\u003e \u003c\/ul\u003e","brand":"Cobb Tuning","offers":[{"title":"Default Title","offer_id":50217615098160,"sku":"800655","price":486.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/800655_c9c792d4-6eb1-449b-a74e-4aa73037e924.png?v=1760445018"},{"product_id":"cobb-tuning-coolant-overflow-tank-subaru-wrx-va-sti-vab-15-17","title":"Cobb Tuning Coolant Overflow Tank - Subaru WRX VA\/STI VAB 15-17","description":"\u003cp\u003eThe OEM Coolant Overflow Tank for the 2015-2017 WRX\/STI does it's job well enough but the cheap plastic material is ugly and will potentially crack over time, especially when driving hard and going through extreme heat cycles. It's shape is also clumsy and obtrusive when adding an aftermarket FMIC.\u003c\/p\u003e\n\n\u003cp\u003eThe upgraded COBB Subaru Coolant Overflow Tank solves these problems without any sacrifices. Constructed of welded aluminum with the same 1L capacity of the OEM tank along with internal and external anodizing. The COBB tank looks much better under the hood while providing a very simple relocated mounting solution that works perfectly fine on a stock car. It's shape is also more conducive to fitting piping from an aftermarket Front Mount Intercooler.\u003c\/p\u003e\n\n\u003cp\u003eA custom COBB Delrin cap is included which is highly heat resistant and adds to the overall clean look. Plus, the kit comes with a silicone adapter hose and injection molded cap for the washer fluid reservoir, giving a uniform look.\u003c\/p\u003e\n\n\n\n\u003cp\u003e\u003cstrong\u003eWhy?\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis upgraded Subaru coolant overflow tank is affordable, easy to install, and improves both form and function. It's a must-own part when installing an aftermarket front mounted intercooler to make room for the charge pipe but it's still a no-brainer for a stock car or at any other point in the cars modification journey to add style and convenience to the engine bay.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eThis Overflow Tank is included in our Front Mount Intercooler Kits for the 2015-2020 WRX and STI.\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eMaintains OEM 1L Capacity\u003c\/li\u003e\n\t\u003cli\u003eTIG Welded Aluminum Tank\u003c\/li\u003e\n\t\u003cli\u003eExternal and Internal Anodizing\u003c\/li\u003e\n\t\u003cli\u003eCustom Delrin Heat Resistant Cap\u003c\/li\u003e\n\t\u003cli\u003eSingle Fastener Removal\/Re-Install for Easy Service\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\n\n\u003cp\u003e\u003cstrong\u003eVehicle Fitment:\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003e2015-2017 Subaru WRX VA\u003c\/li\u003e\n\t\u003cli\u003e2015-2017 Subaru STI VAB\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cobb Tuning","offers":[{"title":"Default Title","offer_id":50217615229232,"sku":"800660","price":486.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/800660_d4318b4a-e36d-460c-a1c2-12f3d43af820.jpg?v=1760445041"},{"product_id":"radium-engineering-universal-coolant-expansion-tank","title":"Radium Engineering Universal Coolant Expansion Tank","description":"\u003ch2\u003eRadium Engineering Universal Coolant Expansion Tank\u003c\/h2\u003e\u003cp\u003eUniversal coolant expansion tank engineered by Radium Engineering for high-performance cooling systems. CNC-machined from billet aluminum with a 1.5-liter capacity, this professional-grade tank features multiple ports for versatile plumbing configurations and includes a sight tube for easy coolant level monitoring.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ 1.5-liter (1500cc) capacity\u003c\/li\u003e\n\u003cli\u003e✓ Multiple ports for versatile plumbing options\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Universal fitment for custom installations\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ Compact design for flexible mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Universal - coolant expansion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0270-00\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 1.5 liters (1500cc)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Sight tube, mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for custom cooling system builds requiring a high-capacity expansion tank with professional-grade construction. Perfect for high-performance street, track, or motorsport applications where reliable coolant expansion and monitoring is critical for optimal engine cooling.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e1.5-liter capacity handles high coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum provides superior durability\u003c\/li\u003e\n\u003cli\u003eMultiple ports enable versatile plumbing configurations\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term corrosion resistance\u003c\/li\u003e\n\u003cli\u003eUniversal design fits wide range of applications\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Universal fitment. Verify mounting location and plumbing requirements before installation. Includes sight tube and mounting hardware.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50219908104496,"sku":"20-0270-00","price":541.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0270-00.jpg?v=1760500874"},{"product_id":"radium-coolant-expansion-tank-kit-ford-focus-st-lw-lz-11-18-focus-rs-lz-16-17","title":"Radium Coolant Expansion Tank Kit - Ford Focus ST LW\/LZ 11-18\/Focus RS LZ 16-17","description":"\u003ch2\u003eRadium Coolant Expansion Tank Kit - Ford Focus ST LW\/LZ 11-18\/Focus RS LZ 16-17\u003c\/h2\u003e\u003cp\u003eComplete coolant expansion tank kit for Ford Focus ST (2011-2018) and Focus RS (2016-2017). Engineered by Radium Engineering to replace the factory plastic expansion tank with a professional, high-capacity aluminum solution for improved cooling system reliability.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFord Focus ST LW (2011-2014)\u003c\/li\u003e\n\u003cli\u003eFord Focus ST LZ (2015-2018)\u003c\/li\u003e\n\u003cli\u003eFord Focus RS LZ (2016-2017)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Complete bolt-on kit with all necessary components\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Replaces fragile factory plastic tank\u003c\/li\u003e\n\u003cli\u003e✓ Increased coolant capacity over OEM\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight glass for easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Vehicle-specific mounting bracket included\u003c\/li\u003e\n\u003cli\u003e✓ All necessary hoses and fittings included\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ford Focus ST LW\/LZ (2011-2018), Focus RS LZ (2016-2017)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0318\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Anodized for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, mounting bracket, hoses, fittings, hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Ford Focus ST and RS builds requiring improved cooling system reliability and capacity. Perfect for turbocharged applications, track use, or motorsport where reliable coolant overflow management is critical for performance and engine protection.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50219908596016,"sku":"20-0318","price":611.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0318_4be265a5-dfc4-4238-a488-84302fcf3618.jpg?v=1760500999"},{"product_id":"cobb-tuning-coolant-overflow-tank-subaru-wrx-vb-2022","title":"Cobb Tuning Coolant Overflow Tank - Subaru WRX VB 2022+","description":"\u003cp\u003eDESCRIPTION\u003cbr\u003e\nThe OEM Coolant Overflow Tank does its job well enough but the cheap plastic material is ugly and can potentially crack over time, especially when exposed to extreme heat via hard driving or extreme climate. Its shape is also clumsy and obtrusive. Enter the COBB Coolant Overflow for your VB WRX!\u003c\/p\u003e\n\n\u003cp\u003eConstructed of welded aluminum and carrying a capacity of 1.1L, the COBB Overflow offers more capacity than the OEM tank. Internal and external anodizing of the tank ensures a long lasting finish. Internally welded fill and vent tubes provide a leak-free construction. The fill tube extends to the bottom of the reservoir to prevent air ingestion as coolant level expands and contracts. The vent tube exits through the bottom of the tank and can be routed out the bottom of your car with included silicone tubing. An integrated dip stick is anodized red and allows for quick reference of coolant level.\u003c\/p\u003e\n\n\u003cp\u003eThe main reservoir cap is a snug fitting injection molded plastic. A blue anodized billet cap finishes off the included fill tube for windshield washer fluid.\u003c\/p\u003e\n\n\u003cp\u003eThe COBB Coolant Overflow is a sharp solution to an otherwise bland component of your VB WRX's engine bay.\u003c\/p\u003e\n\n\u003cp\u003e\u003cbr\u003e\nWHY?\u003cbr\u003e\nThis upgraded Subaru coolant overflow tank is affordable, easy to install, and improves both form and function. Appropriate to be used on a stock car or at any other point in the modification journey to add style and convenience to your engine bay.\u003c\/p\u003e\n\n\u003cp\u003eFEATURES\u003c\/p\u003e\n\n\u003cul\u003e\n\t\u003cli\u003eSubaru Coolant Overflow Tank WRX 2022-2023\u003c\/li\u003e\n\t\u003cli\u003e1.1L Capacity\u003c\/li\u003e\n\t\u003cli\u003eAnodized and TIG Welded Aluminum Tank\u003c\/li\u003e\n\t\u003cli\u003eIncluded Windshield Fluid Filler Neck\u003c\/li\u003e\n\t\u003cli\u003eIntegrated Dip Stick for Coolant Level\u003c\/li\u003e\n\t\u003cli\u003eSimple Install and Service\u003cbr\u003e\n\t \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Cobb Tuning","offers":[{"title":"Default Title","offer_id":50223491547440,"sku":"800670","price":511.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/800670_a52594c6-31d7-4543-8cdf-bd129f6a210c.jpg?v=1760586341"},{"product_id":"radium-universal-coolant-expansion-tank-mounting-bracket","title":"Radium Universal Coolant Expansion Tank Mounting Bracket","description":"\u003ch2\u003eRadium Universal Coolant Expansion Tank Mounting Bracket\u003c\/h2\u003e\n\n\u003cp\u003eThis is a genuine Radium Engineering universal mounting bracket designed to securely mount the Radium coolant expansion tank in a wide range of engine bay configurations. Engineered for versatility, the bracket accommodates various mounting positions and orientations, making it suitable for custom builds, engine swaps, and track car installations where OEM mounting points are unavailable or unsuitable.\u003c\/p\u003e\n\n\u003cp\u003eManufactured from high-strength materials with a durable finish, this bracket provides a clean and professional mounting solution for the Radium coolant expansion tank without the need for custom fabrication.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSuits:\u003c\/strong\u003e Radium Engineering coolant expansion tanks — universal fitment\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAvailable Part Numbers:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e13-0056 — Universal Coolant Expansion Tank Mounting Bracket\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eWhy Radium Engineering?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ Manufactured in the USA to motorsport-grade tolerances\u003c\/li\u003e\n  \u003cli\u003e✅ CNC-machined billet aluminium components for precision fit and long-term durability\u003c\/li\u003e\n  \u003cli\u003e✅ Trusted by tuners and race teams running high-power builds worldwide\u003c\/li\u003e\n  \u003cli\u003e✅ Universal fitment — suits custom builds, engine swaps, and track car installations\u003c\/li\u003e\n  \u003cli\u003e✅ Clean, professional mounting solution with no cutting or fabrication required\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Radium Engineering Clearance","offers":[{"title":"Default Title","offer_id":50229969125680,"sku":"13-0056","price":36.75,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/13-0056.jpg?v=1760846680"},{"product_id":"radium-coolant-expansion-tank-oem-location-elise-exige-06-11-2zz-ge","title":"Radium Coolant Expansion Tank OEM location - Elise\/Exige 06-11 (2ZZ-GE)","description":"\u003ch2\u003eRadium Coolant Expansion Tank OEM location - Elise\/Exige 06-11 (2ZZ-GE)\u003c\/h2\u003e\u003cp\u003eDirect OEM replacement coolant expansion tank engineered by Radium Engineering for Lotus Elise and Exige (2006-2011) with 2ZZ-GE engines. This CNC-machined billet aluminum tank mounts in the factory location, replacing the restrictive plastic reservoir with a professional-grade cooling solution designed for high-performance applications.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eLotus Elise (2006-2011) with 2ZZ-GE engine\u003c\/li\u003e\n\u003cli\u003eLotus Exige (2006-2011) with 2ZZ-GE engine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Direct OEM location replacement\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Mounts in factory location using OEM mounting points\u003c\/li\u003e\n\u003cli\u003e✓ Increased capacity over factory reservoir\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ All mounting hardware included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Lotus Elise\/Exige (2006-2011) 2ZZ-GE\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0270-01\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, sight tube, mounting hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Lotus Elise and Exige builds requiring improved cooling system capacity and reliability while maintaining OEM mounting location. Perfect for high-performance street, track, or motorsport applications where consistent cooling performance is critical for 2ZZ-GE engine operation.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDirect OEM location fitment maintains clean engine bay\u003c\/li\u003e\n\u003cli\u003eIncreased capacity handles higher coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum superior to factory plastic\u003c\/li\u003e\n\u003cli\u003eUses factory mounting points for easy installation\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term durability\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Mounts in OEM location using factory mounting points. Includes sight tube and all necessary mounting hardware for installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230040494384,"sku":"20-0270-01","price":593.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0270-01_1cc2c05e-d39f-41e2-8b1e-02ca3001739b.jpg?v=1760849429"},{"product_id":"radium-coolant-expansion-tank-remote-location-elise-exige-06-11-2zz-ge","title":"Radium Coolant Expansion Swirl Tank - Lotus Elise \/ Exige 2006-2011 (2ZZ-GE)","description":"\u003ch2\u003eRadium Coolant Expansion Swirl Tank - Lotus Elise \/ Exige (2006-2011, 2ZZ-GE)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eSuits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2006-2011 Lotus Elise — 2ZZ-GE\u003c\/li\u003e\n  \u003cli\u003e2006-2011 Lotus Exige — 2ZZ-GE\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eThe Radium Engineering Coolant Expansion Swirl Tank is a remote-mounted header tank designed for custom Lotus applications including engine swaps and turbocharger kits where the OEM expansion tank is no longer in an ideal location. Essential for applications using a low-mounted radiator such as a V-mount, where proper air bleeding requires a correctly positioned header tank.\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eConstruction\u003c\/h3\u003e\n\u003cp\u003eTwo-piece design CNC-machined from 6061 billet aluminium. The two halves are bolted together along with a CNC billet aluminium cap receiver that mates to any standard 32mm Type-A style pressure cap.\u003c\/p\u003e\n\n\u003ch3\u003eInternal Swirl \/ Vortex Deaeration\u003c\/h3\u003e\n\u003cp\u003eHot pressurised coolant from the cylinder head enters the vortex chamber tangentially and is accelerated to a high rate of rotation. This proven technique aids in deaerating the coolant system — removing entrained air bubbles that can cause hot spots and reduce cooling efficiency.\u003c\/p\u003e\n\n\u003ch3\u003ePorts\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLower ports (x2):\u003c\/strong\u003e 10AN ORB threads with 6AN male adapter fittings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSide port (x1):\u003c\/strong\u003e 6AN ORB threads with 6AN male adapter fitting\u003c\/li\u003e\n  \u003cli\u003eAll fittings use AN ORB (not tapered pipe threads) for a positive, leak-free seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e20-0270-02 — Radium Coolant Expansion Swirl Tank (Lotus Elise \/ Exige 2006-2011, 2ZZ-GE)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eWhy Radium Engineering?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ Manufactured in the USA to motorsport-grade tolerances\u003c\/li\u003e\n  \u003cli\u003e✅ CNC-machined billet aluminium components built for performance and longevity\u003c\/li\u003e\n  \u003cli\u003e✅ Trusted by high-power build tuners and race teams worldwide\u003c\/li\u003e\n  \u003cli\u003e✅ Bolt-on fitment — no cutting, drilling, or fabrication required\u003c\/li\u003e\n  \u003cli\u003e✅ Internal vortex deaeration — proven hot rod technique for superior coolant system performance\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230040887600,"sku":"20-0270-02","price":541.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0270-02.jpg?v=1760849451"},{"product_id":"radium-coolant-expansion-tank-kit-ford-mustang-gt-s197-11-14","title":"Radium Coolant Expansion Tank Kit - Ford Mustang GT S197 11-14","description":"\u003ch2\u003eRadium Coolant Expansion Tank Kit - Ford Mustang GT S197 11-14\u003c\/h2\u003e\u003cp\u003eComplete bolt-on coolant expansion tank kit engineered by Radium Engineering for Ford Mustang GT S197 (2011-2014). This CNC-machined billet aluminum tank replaces the restrictive factory plastic reservoir with a high-capacity, professional-grade cooling solution designed for high-performance Coyote engine applications.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFord Mustang GT S197 (2011-2014)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Complete bolt-on kit with all necessary components\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Increased capacity over factory reservoir\u003c\/li\u003e\n\u003cli\u003e✓ Direct replacement for OEM plastic tank\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ All mounting hardware and hoses included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ford Mustang GT S197 (2011-2014)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0285\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, mounting bracket, hoses, hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Ford Mustang GT S197 builds requiring improved cooling system capacity and reliability. Perfect for high-performance street, track, or motorsport applications where consistent cooling performance is critical for Coyote V8 engine operation.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete kit eliminates need to source individual components\u003c\/li\u003e\n\u003cli\u003eIncreased capacity handles higher coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum superior to factory plastic\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation simplifies setup\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term durability\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Complete bolt-on kit includes expansion tank, mounting bracket, hoses, and all necessary hardware for installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230042362160,"sku":"20-0285","price":541.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0285.jpg?v=1760849517"},{"product_id":"radium-coolant-expansion-tank-kit-ford-mustang-gt-s550-fm-fn-15-22","title":"Radium Coolant Expansion Tank Kit - Ford Mustang GT S550 FM\/FN 15-22","description":"\u003ch2\u003eRadium Coolant Expansion Tank Kit - Ford Mustang GT S550 FM\/FN 15-22\u003c\/h2\u003e\u003cp\u003eComplete bolt-on coolant expansion tank kit engineered by Radium Engineering for Ford Mustang GT S550 (2015-2022). This CNC-machined billet aluminum tank replaces the restrictive factory plastic reservoir with a high-capacity, professional-grade cooling solution designed for high-performance Coyote engine applications.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFord Mustang GT S550 FM\/FN (2015-2022)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Complete bolt-on kit with all necessary components\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Increased capacity over factory reservoir\u003c\/li\u003e\n\u003cli\u003e✓ Direct replacement for OEM plastic tank\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ All mounting hardware and hoses included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ford Mustang GT S550 (2015-2022)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0286\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, mounting bracket, hoses, hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Ford Mustang GT S550 builds requiring improved cooling system capacity and reliability. Perfect for high-performance street, track, or motorsport applications where consistent cooling performance is critical for Coyote V8 engine operation.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete kit eliminates need to source individual components\u003c\/li\u003e\n\u003cli\u003eIncreased capacity handles higher coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum superior to factory plastic\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation simplifies setup\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term durability\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Complete bolt-on kit includes expansion tank, mounting bracket, hoses, and all necessary hardware for installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230043672880,"sku":"20-0286","price":541.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0286.jpg?v=1760849563"},{"product_id":"radium-coolant-expansion-tank-kit-ford-shelby-gt500-s197-13-14","title":"Radium Coolant Expansion Tank Kit - Ford Shelby GT500 S197 13-14","description":"\u003ch2\u003eRadium Coolant Expansion Tank Kit - Ford Shelby GT500 S197 13-14\u003c\/h2\u003e\u003cp\u003eComplete bolt-on coolant expansion tank kit engineered by Radium Engineering for Ford Shelby GT500 S197 (2013-2014). This CNC-machined billet aluminum tank replaces the restrictive factory plastic reservoir with a high-capacity, professional-grade cooling solution designed for high-performance supercharged Trinity engine applications.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eFord Shelby GT500 S197 (2013-2014)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Complete bolt-on kit with all necessary components\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Increased capacity over factory reservoir\u003c\/li\u003e\n\u003cli\u003e✓ Direct replacement for OEM plastic tank\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ All mounting hardware and hoses included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Ford Shelby GT500 S197 (2013-2014)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0293\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, mounting bracket, hoses, hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Ford Shelby GT500 S197 builds requiring improved cooling system capacity and reliability. Perfect for high-performance street, track, or motorsport applications where consistent cooling performance is critical for supercharged Trinity V8 engine operation.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete kit eliminates need to source individual components\u003c\/li\u003e\n\u003cli\u003eIncreased capacity handles higher coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum superior to factory plastic\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation simplifies setup\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term durability\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Complete bolt-on kit includes expansion tank, mounting bracket, hoses, and all necessary hardware for installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230044557616,"sku":"20-0293","price":541.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0293.jpg?v=1760849605"},{"product_id":"radium-coolant-expansion-tank-kit-nissan-gt-r-r35","title":"Radium Coolant Expansion Tank Kit - Nissan GT-R R35","description":"\u003ch2\u003eRadium Coolant Expansion Tank Kit - Nissan GT-R R35\u003c\/h2\u003e\u003cp\u003eComplete bolt-on coolant expansion tank kit engineered by Radium Engineering for Nissan GT-R R35. This CNC-machined billet aluminum tank replaces the restrictive factory plastic reservoir with a high-capacity, professional-grade cooling solution designed for high-performance twin-turbocharged applications.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eNissan GT-R R35 (2009+)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Complete bolt-on kit with all necessary components\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Increased capacity over factory reservoir\u003c\/li\u003e\n\u003cli\u003e✓ Direct replacement for OEM plastic tank\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ All mounting hardware and hoses included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Nissan GT-R R35 (2009+)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0557\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, mounting bracket, hoses, hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Nissan GT-R R35 builds requiring improved cooling system capacity and reliability. Perfect for high-performance street, track, or motorsport applications where consistent cooling performance is critical for twin-turbocharged VR38DETT engine operation.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete kit eliminates need to source individual components\u003c\/li\u003e\n\u003cli\u003eIncreased capacity handles higher coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum superior to factory plastic\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation simplifies setup\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term durability\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Complete bolt-on kit includes expansion tank, mounting bracket, hoses, and all necessary hardware for installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230107603248,"sku":"20-0557","price":698.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0557_3b78a1c0-290f-4f03-aa4e-9835d798d3db.jpg?v=1760851675"},{"product_id":"radium-coolant-expansion-tank-kit-toyota-gr-corolla-gzea14r-23","title":"Radium Coolant Expansion Tank Kit - Toyota GR Corolla GZEA14R 23+","description":"\u003ch2\u003eRadium Coolant Expansion Tank Kit - Toyota GR Corolla GZEA14R 23+\u003c\/h2\u003e\u003cp\u003eComplete bolt-on coolant expansion tank kit engineered by Radium Engineering for Toyota GR Corolla (2023+). This CNC-machined billet aluminum tank replaces the restrictive factory plastic reservoir with a high-capacity, professional-grade cooling solution designed for high-performance turbocharged applications.\u003c\/p\u003e\u003ch3\u003eCompatibility\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eToyota GR Corolla GZEA14R (2023+)\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e✓ Complete bolt-on kit with all necessary components\u003c\/li\u003e\n\u003cli\u003e✓ CNC-machined billet aluminum construction\u003c\/li\u003e\n\u003cli\u003e✓ Increased capacity over factory reservoir\u003c\/li\u003e\n\u003cli\u003e✓ Direct replacement for OEM plastic tank\u003c\/li\u003e\n\u003cli\u003e✓ Integrated sight tube for coolant level monitoring\u003c\/li\u003e\n\u003cli\u003e✓ Anodized finish for corrosion resistance\u003c\/li\u003e\n\u003cli\u003e✓ Professional-grade motorsport component\u003c\/li\u003e\n\u003cli\u003e✓ All mounting hardware and hoses included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Toyota GR Corolla GZEA14R (2023+)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 20-0767\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC-machined billet aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Expansion tank, mounting bracket, hoses, hardware, installation instructions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eIdeal for Toyota GR Corolla builds requiring improved cooling system capacity and reliability. Perfect for high-performance street, track, or motorsport applications where consistent cooling performance is critical for turbocharged three-cylinder engine operation.\u003c\/p\u003e\u003ch3\u003eBenefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete kit eliminates need to source individual components\u003c\/li\u003e\n\u003cli\u003eIncreased capacity handles higher coolant expansion\u003c\/li\u003e\n\u003cli\u003eCNC-machined aluminum superior to factory plastic\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation simplifies setup\u003c\/li\u003e\n\u003cli\u003eSight tube allows easy coolant level monitoring\u003c\/li\u003e\n\u003cli\u003eAnodized finish provides long-term durability\u003c\/li\u003e\n\u003cli\u003eProfessional motorsport-grade construction\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eImportant Note:\u003c\/strong\u003e Complete bolt-on kit includes expansion tank, mounting bracket, hoses, and all necessary hardware for installation.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eFast shipping available throughout Australia. Lead times may vary - contact us for current availability.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230115500336,"sku":"20-0767","price":611.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0767_07602da3-3161-49c0-87df-f5b2f30c9363.jpg?v=1760853280"},{"product_id":"radium-coolant-expansion-tank-kit-suit-honda-civic-type-r-fk8-fl5","title":"Radium Coolant Expansion Tank Kit, Honda Civic Type R (FK8 \/ FL5)","description":"\u003cp\u003eThe \u003cstrong\u003eRadium Engineering 20-0827 Coolant Expansion Tank Kit\u003c\/strong\u003e is a direct OEM replacement coolant tank for the Honda Civic Type R (FK8 and FL5). CNC machined from 2-piece billet aluminium and anodised for long-term durability, this tank eliminates the failure-prone OEM plastic unit — a known weak point on performance and track-driven Type R builds.\u003c\/p\u003e\n\n\u003cp\u003eAluminium's superior thermal conductivity improves heat transfer compared to the factory plastic tank, while the robust metal construction is race-proven and suitable for demanding track applications. The Radium tank directly replaces the OEM unit without any permanent modifications to the vehicle — a specially designed mounting bracket secures to existing threaded holes, and Radium adapter fittings interface directly with the factory coolant lines.\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCNC machined 2-piece billet aluminium\u003c\/strong\u003e — eliminates OEM plastic tank failure, race and street proven\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSuperior thermal conductivity\u003c\/strong\u003e — aluminium improves heat transfer over the factory plastic unit\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM equivalent internal volume\u003c\/strong\u003e — no coolant loss, system capacity unchanged\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual chamber internal design\u003c\/strong\u003e — cross-over passages at top and bottom for efficient coolant flow\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal swirl deaeration feature\u003c\/strong\u003e — aids in removing air from the cooling system\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect OEM replacement\u003c\/strong\u003e — mounts to existing threaded holes, no permanent modifications required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFactory coolant line compatible\u003c\/strong\u003e — Radium adapter fittings interface directly with OEM lines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM pressure cap reusable\u003c\/strong\u003e — factory 1.3 Bar Honda cap can be retained, or upgrade to a Radium Type-A cap\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAll installation hardware included\u003c\/strong\u003e — complete kit, ready to install\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eVehicle Fitment\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e2017+ Honda Civic Type R (FK8)\u003c\/li\u003e\n  \u003cli\u003e2023+ Honda Civic Type R (FL5)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eAvailable Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20-0827\u003c\/strong\u003e — Coolant Expansion Tank Kit, Honda Civic Type R FK8 \/ FL5\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The OEM 1.3 Bar Honda pressure cap can be reused. Alternatively, Radium Engineering Type-A pressure caps are available separately in various pressure relief ratings.\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eWhy Radium Engineering?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✔ Designed and manufactured in the USA\u003c\/li\u003e\n  \u003cli\u003e✔ CNC machined billet aluminium — race proven, eliminates OEM plastic failure\u003c\/li\u003e\n  \u003cli\u003e✔ Dual chamber with swirl deaeration — engineered for performance cooling\u003c\/li\u003e\n  \u003cli\u003e✔ Trusted by professional motorsport teams and serious enthusiasts worldwide\u003c\/li\u003e\n  \u003cli\u003e✔ Exclusively distributed in Australia by Coore\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eGenuine Radium Engineering product. Stocked in Sydney for fast Australian delivery. OEM pressure cap reusable. Radium Type-A pressure caps available separately. Professional installation recommended.\u003c\/em\u003e\u003c\/p\u003e","brand":"Radium Engineering","offers":[{"title":"Default Title","offer_id":50230121693488,"sku":"20-0827","price":593.99,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/20-0827.jpg?v=1760853792"}],"url":"https:\/\/coore.com.au\/ja\/collections\/expansion-tanks.oembed","provider":"Coore | Performance \u0026 Aftermarket","version":"1.0","type":"link"}