{"product_id":"hks-equal-length-header-exhaust-manifold-04-14-impreza-wrx-sti-15-wrx-sti","title":"HKS Equal Length Header \/ Exhaust Manifold for 04-14 Subaru Impreza WRX STI \u0026 15+ Subaru WRX STI (hks14019-AF002)","description":"\u003cp\u003eThe HKS Equal Length Header (Exhaust Manifold) for the Subaru EJ25 motor works on the 04-14 Impreza WRX STI and the new 15+ WRX STI. It replaces the OEM header for better flow and performance using a 4-1 setup to improve low range and high range performance (mid-range is at OEM level) with all things the same. Increase exhaust flow with the improved spool, providing a win-win situation. This is a great product for those looking to push the power from their OEM turbo setup or those using \u003cem\u003eOEM style 2-bolt\u003c\/em\u003e flanged pipes. This is also a great addition to lower EGT. This item includes all necessary hardware for an easy installation.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e**Going from unequal to equal length will change exhaust note from rumble to a higher pitch**\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease Note\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMain\/Bypass Pipe size: 42.7, Main\/Bypass Pipe thickness: 2, For WRX STI A-Line 4door SUH409\u003c\/li\u003e\n\u003cli\u003eNOT CARB Legal!  NO CALIFORNIA SALE!\u003c\/li\u003e\n\u003cli\u003eOFF-ROAD ONLY!\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eApplications\u003c\/b\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubaru Impreza WRX STI \u003c\/strong\u003e(2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSubaru WRX STI \u003c\/strong\u003e(2015, 2016, 2017, 2018, 2019, 2020, 2021)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4-1 Exhaust Manifold (almost 4-2-1 setup)\u003c\/li\u003e\n\u003cli\u003eQuad 42.7mm to dual to single 52mm piping\u003c\/li\u003e\n\u003cli\u003eIncreasing Low\/High range power (mid-range same as OEM)\u003c\/li\u003e\n\u003cli\u003eCan be used with the OEM Oil Pan\u003c\/li\u003e\n\u003cli\u003eMade of SUH409 Steel\u003c\/li\u003e\n\u003cli\u003eMade in Japan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eExtended Information\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eType: 4-1 Exhaust Manifold\u003c\/li\u003e\n\u003cli\u003eCatalyzer: none\u003c\/li\u003e\n\u003cli\u003eMaterial: SUH409\u003c\/li\u003e\n\u003cli\u003eDiameter: 42.7 - 52 [mm]\u003c\/li\u003e\n\u003cli\u003eChassis: GDB \/ GVB \/ GRB \/ VAB\u003c\/li\u003e\n\u003cli\u003eEngine: EJ25\u003c\/li\u003e\n\u003cli\u003eNotes: All hardware included\u003c\/li\u003e\n\u003cli\u003eWarranty: HKS Manufactures Warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HKS","offers":[{"title":"Default Title","offer_id":40536218599468,"sku":"hks14019-AF002","price":770.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0303\/3933\/4188\/products\/11_21897ab2-88b5-4a95-84ba-41d5d8df15b8.jpg?v=1658992400","url":"https:\/\/qrack-shop.myshopify.com\/en-au\/products\/hks-equal-length-header-exhaust-manifold-04-14-impreza-wrx-sti-15-wrx-sti","provider":"qrack shop ","version":"1.0","type":"link"}