{"product_id":"grimmspeed-header-up-pipe-combo-for-ej-fitments","title":"GrimmSpeed Header \/ Up-Pipe Package | 2004-2021 Subaru STI \u0026 2008-2014 Subaru WRX (GRM.1307.5.SS)","description":"\u003cdiv id=\"newdescr\"\u003e\n\u003cdiv id=\"newdescrRC\"\u003e\n\u003ch2\u003eHeader \/ Up-Pipe Package for 2004-2021 Subaru STI \u0026amp; 2008-2014 Subaru WRX by GrimmSpeed\u003c\/h2\u003e\nThe EJ platform has a lot to offer—but it’s held back by a restrictive, cast manifold and a bottlenecked stock up-pipe. This Header \/ Up-Pipe Combo is built to fix that. By pairing an Unequal Length EJ Header with the GrimmSpeed 2-Bolt Up-Pipe, you’re opening up the flow path from the cylinder heads to the turbo with components designed for performance, durability, and that signature Subaru rumble.\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMandrel-bent, hand-welded, and equalized in performance without losing the classic boxer sound\n\u003c\/li\u003e\n\u003cli\u003e304 stainless with thick flanges\n\u003c\/li\u003e\n\u003cli\u003eTIG-welded 14-gauge stainless pipe 2-Bolt Up-Pipe\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cli\u003eDesigned to hold up under extreme temps and boost\n\u003c\/li\u003e\n\u003cli\u003eSmooth transitions for maximum flow and minimal turbulence\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"newdescrLC\"\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2004-2021 Subaru STI\u003c\/li\u003e\n\u003cli\u003e2008-2014 Subaru WRX\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's In The Box?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 - Header \/ Up-Pipe Package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\u003cli\u003eLimited Manufacturers Warranty\u003c\/li\u003e\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"clear\"\u003e\u003c\/div\u003e","brand":"GrimmSpeed","offers":[{"title":"Stainless","offer_id":46488584126534,"sku":"GRM.1307.5.SS-GRIMM","price":1271.0,"currency_code":"USD","in_stock":true},{"title":"Black Coated","offer_id":46488584159302,"sku":"GRM.1307.5.BLK-GRIMM","price":1299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0890\/6136\/files\/GrimmSpeed-Package-Bundle-Product-Page-Images-Header-Up-Pipe-Combo-EJ-Fitment.webp?v=1788357185","url":"https:\/\/www.maperformance.com\/products\/grimmspeed-header-up-pipe-combo-for-ej-fitments","provider":"MAPerformance","version":"1.0","type":"link"}