{"product_id":"cobb-catback-exhaust-subaru-wrx-sti-11-21","title":"Cobb Catback Exhaust: Subaru WRX\/STI 11-21","description":"\u003ch2\u003ePremium Cat-Back Exhaust System for Subaru WRX \u0026amp; STI (2011-2021)\u003c\/h2\u003e\n\n\u003cp\u003eElevate your Subaru's performance and sound with the Cobb Cat-Back Exhaust System. Engineered for the WRX and STI (2011-2021), this premium exhaust delivers aggressive tone, improved flow, and head-turning aesthetics with polished quad tips. Cobb's proven design maximizes exhaust velocity while maintaining excellent drivability and minimal cabin drone.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eLIMITED TIME OFFER:\u003c\/strong\u003e Receive a FREE premium carbon fiber engine cover with your purchase—choose the Cobb Redline cover for 2015-2021 WRX or the APR Performance alternator cover for 2008-2021 STI. Add style under the hood while protecting critical components.\u003c\/p\u003e\n\n\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\n\n\u003ch3\u003eCobb Cat-Back Exhaust System\u003c\/h3\u003e\n\n\u003cp\u003eThe Cobb Cat-Back Exhaust is a complete axle-back and mid-pipe system designed to replace everything from the downpipe connection to the rear bumper. Featuring mandrel-bent stainless steel construction, dual mufflers, and stunning polished quad tips, this exhaust transforms both performance and appearance.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMandrel-Bent Construction:\u003c\/strong\u003e Consistent diameter throughout ensures maximum flow and minimal turbulence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e304 Stainless Steel:\u003c\/strong\u003e Premium corrosion-resistant material built to withstand Australian conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Muffler Design:\u003c\/strong\u003e Aggressive sound without excessive drone during highway cruising\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolished Quad Tips:\u003c\/strong\u003e Eye-catching 3.5\" polished stainless tips for premium appearance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On:\u003c\/strong\u003e No cutting or welding required, uses factory mounting points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Hardware Kit:\u003c\/strong\u003e All gaskets, clamps, and hardware included for installation\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\u003eFREE Carbon Fiber Engine Cover Included\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong style=\"font-size: 1.2em;\"\u003eFor 2015-2021 WRX: Cobb 442605 Redline Carbon Fiber Engine Cover\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine carbon fiber construction with clear coat finish\u003c\/li\u003e\n\u003cli\u003eReplaces factory plastic engine cover for premium appearance\u003c\/li\u003e\n\u003cli\u003eCobb branding and Redline graphics\u003c\/li\u003e\n\u003cli\u003eDirect replacement—installs in minutes\u003c\/li\u003e\n\u003cli\u003eHeat-resistant design protects engine bay components\u003c\/li\u003e\n\u003cli\u003eAdds visual impact when you pop the hood\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong style=\"font-size: 1.2em;\"\u003eFor 2008-2021 STI: APR Performance CBE-WRXALT08 Carbon Fiber Alternator Cover\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLightweight carbon fiber construction\u003c\/li\u003e\n\u003cli\u003eCovers and protects the alternator and surrounding area\u003c\/li\u003e\n\u003cli\u003eAPR Performance branding with signature weave pattern\u003c\/li\u003e\n\u003cli\u003eReduces engine bay heat and adds motorsport aesthetics\u003c\/li\u003e\n\u003cli\u003eDirect bolt-on installation with included hardware\u003c\/li\u003e\n\u003cli\u003eProfessional-grade finish complements any engine build\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\u003ePerformance Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Power:\u003c\/strong\u003e Reduced backpressure unlocks horsepower and torque gains\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Throttle Response:\u003c\/strong\u003e Better exhaust flow enhances engine breathing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAggressive Sound:\u003c\/strong\u003e Deep, sporty exhaust note that announces your presence\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Reduction:\u003c\/strong\u003e Lighter than factory exhaust components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Aesthetics:\u003c\/strong\u003e Quad polished tips transform the rear end appearance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven Reliability:\u003c\/strong\u003e Cobb's track-tested design ensures long-term durability\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\u003eFitment \u0026amp; Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Application:\u003c\/strong\u003e Subaru WRX (2011-2021), Subaru STI (2011-2021)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Cat-back (mid-pipe and axle-back)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 304 Stainless Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Mandrel-bent tubing, TIG-welded\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTip Finish:\u003c\/strong\u003e Polished stainless steel quad tips (3.5\" diameter)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Bolt-on, professional installation recommended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTuning:\u003c\/strong\u003e Not required but recommended for optimal performance\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\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCobb Cat-Back Exhaust System (mid-pipe, mufflers, and quad tips)\u003c\/li\u003e\n\u003cli\u003eAll necessary gaskets, clamps, and mounting hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFREE Cobb 442605 Carbon Fiber Engine Cover\u003c\/strong\u003e (2015-2021 WRX only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFREE APR Performance CBE-WRXALT08 Carbon Fiber Alternator Cover\u003c\/strong\u003e (2008-2021 STI only)\u003c\/li\u003e\n\u003cli\u003eInstallation instructions\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 Choose COORE?\u003c\/h3\u003e\n\u003cp\u003eAt COORE, we're passionate about delivering premium performance parts with exceptional value. This Cobb Cat-Back Exhaust package represents outstanding quality and sound, and we've sweetened the deal with a FREE carbon fiber engine cover to complete your build. We stock Cobb products locally in Australia for fast shipping, and our team has extensive experience with Subaru performance applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant Notes:\u003c\/strong\u003e Professional installation recommended. This exhaust may increase sound levels beyond legal limits in some jurisdictions—check your local regulations. The free engine cover will be automatically included based on your vehicle model (WRX receives Cobb cover, STI receives APR cover). Lead times may vary—contact us for current availability.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eUpgrade your Subaru's exhaust and engine bay aesthetics in one package. The Cobb Cat-Back delivers the performance and sound you crave, while the free carbon fiber cover adds the finishing touch under the hood.\u003c\/em\u003e\u003c\/p\u003e","brand":"Cobb Tuning","offers":[{"title":"2011-2021 STI\/2011-2014 WRX","offer_id":50789704204592,"sku":"515132-CBE-WRXALT08","price":1899.0,"currency_code":"AUD","in_stock":true},{"title":"2015-2021 WRX","offer_id":50789704237360,"sku":"515132-442605","price":1899.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/PinkandBlackModernCollageInternationalWomen_sDayInstagramPost_1.png?v=1772158369","url":"https:\/\/coore.com.au\/ja\/products\/cobb-catback-exhaust-subaru-wrx-sti-11-21","provider":"Coore | Performance \u0026 Aftermarket","version":"1.0","type":"link"}