{"product_id":"grimmspeed-04-21-subaru-sti-ej25-2-bolt-up-pipe","title":"GrimmSpeed 04-21 Subaru STI EJ25 2-Bolt Up-Pipe","description":"\u003cdiv\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e GRM.1099.1.SS\u003c\/div\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch4\u003e\u003cstrong\u003eGrimmSpeed 2-Bolt Up-Pipe for 2004–2021 Subaru STI EJ25\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp\u003eImprove turbo response and exhaust flow on your 2004–2021 Subaru STI with the GrimmSpeed 2-Bolt Up-Pipe. This high-quality stainless steel up-pipe replaces the restrictive factory unit and is designed to reduce turbo lag while improving overall engine performance.\u003c\/p\u003e\n\u003cp\u003eBuilt from premium T304 stainless steel with precision welding, it offers excellent durability, corrosion resistance, and a perfect fit. The 2-bolt design ensures a leak-free seal and straightforward installation. Whether you're building a street car or a track weapon, this up-pipe is a must-have upgrade for any EJ25-powered STI.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Turbo Response\u003c\/strong\u003e – Reduces turbo lag and improves spool-up for better drivability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Exhaust Flow\u003c\/strong\u003e – Larger diameter and smoother bends improve overall exhaust efficiency\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eT304 Stainless Steel Construction\u003c\/strong\u003e – Premium material for excellent strength and corrosion resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2-Bolt Design\u003c\/strong\u003e – Provides a secure, leak-free connection with easy installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Bolt-On Fitment\u003c\/strong\u003e – Precision engineered for 2004–2021 Subaru STI EJ25 engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Upgrade\u003c\/strong\u003e – Ideal for both street and track applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSpecifications\u003c\/h4\u003e\n\u003ctable width=\"100%\" cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGrimmSpeed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003e2-Bolt Up-Pipe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEngine\u003c\/td\u003e\n\u003ctd\u003eSubaru EJ25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eT304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003e2-Bolt Flange\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eGrimmSpeed Limited Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhats Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eGrimmSpeed 2-Bolt Up-Pipe\u003c\/li\u003e\n\u003cli\u003eGaskets\u003c\/li\u003e\n\u003cli\u003eMounting Hardware\u003c\/li\u003e\n\u003cli\u003eInstallation Instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Notes\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional installation recommended\u003c\/li\u003e\n\u003cli\u003eBest paired with a high-flow downpipe and cat-back exhaust for maximum performance\u003c\/li\u003e\n\u003cli\u003eCompatible with both stock and aftermarket turbo setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eThis Part Fits\u003c\/h4\u003e\n\u003ctable cellspacing=\"0\" cellpadding=\"8\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eMake\u003c\/th\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004–2021\u003c\/td\u003e\n\u003ctd\u003eSubaru\u003c\/td\u003e\n\u003ctd\u003eSTI (EJ25 Engine)\u003c\/td\u003e\n\u003ctd\u003eDirect fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003eWhy Choose GrimmSpeed?\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eIndustry leader in premium Subaru performance parts since 2006\u003c\/li\u003e\n\u003cli\u003eFocuses on quality, fitment, and real-world performance gains\u003c\/li\u003e\n\u003cli\u003ePrecision-machined and tested components trusted by Subaru enthusiasts worldwide\u003c\/li\u003e\n\u003cli\u003eBacked by strong technical support and warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this up-pipe improve turbo spool?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e Yes. The larger diameter and smoother design significantly reduces turbo lag compared to the factory up-pipe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is this a direct bolt-on part?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e Yes. It uses the factory 2-bolt flange and includes all necessary gaskets and hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need a tune after installing this?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e No tune is required, but pairing it with a downpipe and proper tuning will yield the best results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Will this fit my 2018 Subaru STI?\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA:\u003c\/strong\u003e Yes. This up-pipe fits all 2004–2021 Subaru STI models with the EJ25 engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eShipping \u0026amp; Handling\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMethod:\u003c\/strong\u003e UPS Ground or FedEx Ground\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e In stock – ships same or next business day\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Secure GrimmSpeed retail packaging\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GrimmSpeed","offers":[{"title":"Default Title","offer_id":45275453227087,"sku":"GRMGRM.1099.1.SS","price":289.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1062\/7920\/files\/grimmspeed-grm-1099-1-ss-subaru-sti-2-bolt-up-pipe.jpg?v=1779375534","url":"https:\/\/www.blackopsautoworks.com\/products\/grimmspeed-04-21-subaru-sti-ej25-2-bolt-up-pipe","provider":"Black Ops Auto Works","version":"1.0","type":"link"}