{"product_id":"invidia-equal-length-headers-large-pipe-with-up-pipe-subaru-wrx-sti-ej-engine","title":"Invidia Equal Length Headers (Large Pipe) with Up Pipe – Subaru WRX \/ STI EJ Engine","description":"\u003ch2\u003eInvidia Equal Length Headers (Large Pipe) with Up Pipe – Subaru WRX \/ STI EJ Engine\u003c\/h2\u003e\u003cp\u003eApplication: Subaru WRX \/ STI \/ Forester \/ Liberty | EJ Engines | Includes Up Pipe\u003c\/p\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003cp\u003eInvidia's Equal Length Headers for the EJ-powered Subaru WRX and STI are the definitive upgrade for owners chasing maximum turbo response and a cleaner, more linear power delivery. The equal-length 4-1 design eliminates the uneven exhaust pulse timing inherent in the OEM unequal-length manifold — the single biggest restriction to spool speed and mid-range torque on the EJ platform.\u003c\/p\u003e\u003cp\u003eThis large-pipe variant steps up the primary tube diameter to 45mm, merging into a 60.5mm collector, delivering significantly improved exhaust flow over the standard-pipe version. The matched 60.5mm up pipe is included, ensuring the entire pre-turbo exhaust path is optimised as a system — no mismatched diameters, no bottlenecks.\u003c\/p\u003e\u003cp\u003eConstructed from high-grade stainless steel with precision TIG welding throughout, the manifold is built to withstand the thermal demands of a turbocharged EJ in both street and track environments. Whether you're running a stock turbo or a big single conversion, these headers lay the foundation for serious power gains.\u003c\/p\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003ch3\u003eVehicle Fitment:\u003c\/h3\u003e\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eSubaru Forester\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e2001–2013\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eSubaru WRX\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e2001–2014\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e2001–2021\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eSubaru Liberty BL\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e2005–2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003ch3\u003eSpecifications:\u003c\/h3\u003e\u003ctable style=\"width:100%; border-collapse: collapse;\"\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003eEJ Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eDesign\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003eEqual Length 4-1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003ePrimary Pipe Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e45mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eCollector \/ Up Pipe Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e60.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eUp Pipe\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003eIncluded (60.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003ePipe Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003eLarge\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f2f2f2;\"\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003eStainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd; padding:8px 12px;\"\u003eBolt-On\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003chr style=\"margin: 20px 0; border: 0; border-top: 1px solid #000;\"\u003e\u003cp\u003e\u003cem\u003eSold as a kit: headers + up pipe.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003e\u003cem\u003ePlease contact us at coore.com.au for lead time and shipping information.\u003c\/em\u003e\u003c\/p\u003e","brand":"Invidia","offers":[{"title":"Default Title","offer_id":67397963055408,"sku":"HS02SEJUHOEL","price":1699.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0934\/3156\/2544\/files\/1_7c0f177b-66dd-4110-9e74-b1f50a7c6404.png?v=1784875261","url":"https:\/\/coore.com.au\/products\/invidia-equal-length-headers-large-pipe-with-up-pipe-subaru-wrx-sti-ej-engine","provider":"Coore | Performance \u0026 Aftermarket","version":"1.0","type":"link"}