{"product_id":"grimmspeed-22-25-subaru-wrx-fa24-equal-length-header","title":"GrimmSpeed 22-25 Subaru WRX (FA24) Equal Length Header","description":"\u003ch4\u003eGrimmSpeed Equal Length Header — 22-25 Subaru WRX (FA24)\u003c\/h4\u003e\n\u003cp\u003eGrimmSpeed part 113401 is an equal length header for the 2022-2025 Subaru WRX with the FA24 engine. An equal length header design is engineered to balance exhaust pulse timing across cylinders, supporting improved power delivery and exhaust flow versus the factory unequal length header.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eEqual length header design for balanced exhaust pulse timing\u003c\/li\u003e\n\u003cli\u003eDesigned specifically for the FA24 engine in the 22-25 WRX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eFitment\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eYear\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSubmodel\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2022-2025\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eWRX\u003c\/td\u003e\n\u003ctd\u003eFA24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer part number\u003c\/td\u003e\n\u003ctd\u003e113401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeader design\u003c\/td\u003e\n\u003ctd\u003eEqual length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003eFA24\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\u003cli\u003e1 equal length header\u003c\/li\u003e\u003c\/ul\u003e\n\u003ch4\u003eAbout GrimmSpeed\u003c\/h4\u003e\n\u003cp\u003eGrimmSpeed designs and manufactures performance parts for Subaru and other platforms, including intake, exhaust, drivetrain, and suspension components engineered and tested for real-world performance gains.\u003c\/p\u003e\n\u003ch4\u003eFAQ\u003c\/h4\u003e\n\u003cstrong\u003eWhat vehicles does this header fit?\u003c\/strong\u003e\n\u003cp\u003eThis header fits the 2022-2025 Subaru WRX with the FA24 engine.\u003c\/p\u003e\n\u003cstrong\u003eWhat is an equal length header?\u003c\/strong\u003e\n\u003cp\u003eAn equal length header uses matched-length primary tubes to balance exhaust pulse timing across cylinders, which can improve power delivery and exhaust flow.\u003c\/p\u003e\n\u003cstrong\u003eIs professional installation recommended?\u003c\/strong\u003e\n\u003cp\u003eYes, header installation and any related tuning should be performed by someone experienced with exhaust work.\u003c\/p\u003e\n\u003cstrong\u003eDoes installing this header require re-tuning?\u003c\/strong\u003e\n\u003cp\u003eHeader changes can affect exhaust flow characteristics; consult a tuner to confirm if adjustments are needed for your setup.\u003c\/p\u003e\n\u003cstrong\u003eWhat material is this header made from?\u003c\/strong\u003e\n\u003cp\u003eThis header is constructed from heat-resistant material suited for exhaust manifold applications.\u003c\/p\u003e\n\u003cstrong\u003eWill this header work with the factory catalytic converter?\u003c\/strong\u003e\n\u003cp\u003eConfirm compatibility with your factory or aftermarket downstream exhaust components before ordering.\u003c\/p\u003e\n\u003cstrong\u003eDoes this header include gaskets?\u003c\/strong\u003e\n\u003cp\u003eCheck the packaging for included gaskets and installation hardware.\u003c\/p\u003e\n\u003cstrong\u003eWill this header fit the previous generation WRX?\u003c\/strong\u003e\n\u003cp\u003eNo, this header is specific to the FA24 engine in the 2022-2025 WRX; confirm your exact engine before ordering.\u003c\/p\u003e\n\u003ch4\u003eInstallation Instructions\u003c\/h4\u003e\n\u003col\u003e\n\u003cli\u003eSupport the vehicle safely and allow the exhaust system to cool before beginning work.\u003c\/li\u003e\n\u003cli\u003eRemove the factory header\/exhaust manifold per the vehicle's service procedure.\u003c\/li\u003e\n\u003cli\u003eInstall the GrimmSpeed equal length header with new gaskets and hardware.\u003c\/li\u003e\n\u003cli\u003eReconnect all exhaust and sensor connections, then check for leaks and proper clearance before driving.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"GrimmSpeed","offers":[{"title":"Default Title","offer_id":46422319530063,"sku":"GRMGRM113401","price":1029.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/92d74dc0cd3daa8daa11edac0e6b91a3L.jpg?v=1787087181","url":"https:\/\/www.blackopsautoworks.com\/products\/grimmspeed-22-25-subaru-wrx-fa24-equal-length-header","provider":"Black Ops Auto Works","version":"1.0","type":"link"}