{"product_id":"gsc-power-division-intake-valve-guides-subaru-wrx-sti-gdb-grf-gvf-vab","title":"GSC Power Division Intake Valve Guides - Subaru WRX\/STI (GDB\/GRF\/GVF\/VAB)","description":"\u003ch2\u003eGSC Power Division Intake Valve Guides - Subaru WRX\/STI (GDB\/GRF\/GVF\/VAB)\u003c\/h2\u003e\n\n\u003cp\u003eGSC Power Division builds valvetrain hardware for engines that see serious boost and RPM, and these intake valve guides are designed for the EJ20\/25 platform's toughest applications. The stopper style design keeps valve stem movement controlled under sustained high load, giving the \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e a more stable valvetrain foundation for built engines.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eSubaru WRX STI (GDB\/GRF\/GVF\/VAB)\u003c\/strong\u003e fitted with EJ205, EJ207, EJ255, EJ257 or EJ257B engines. SKU GSC3026-8 is the standard sized set of eight guides. The listing page also offers a standard single guide, plus oversized +0.001 inch and +0.003 inch single guides for worn or resized heads — select the correct option from the variant selector before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Oversized guides are sold individually and are intended for heads that have been machined to accept them. Confirm your head's bore size before selecting an oversized variant.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eStopper style intake valve guide\u003c\/li\u003e\n\u003cli\u003eCompatible with EJ205, EJ207, EJ255, EJ257 and EJ257B engines\u003c\/li\u003e\n\u003cli\u003eStandard size available as a set of 8 or as a single guide\u003c\/li\u003e\n\u003cli\u003eOversized options: +0.001 inch and +0.003 inch, sold individually\u003c\/li\u003e\n\u003cli\u003eDesigned for high performance and forced induction EJ20\/25 builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please confirm your engine code and cylinder head specification before ordering, particularly if selecting an oversized guide.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if these guides suit your build? Contact our team at \u003ca href=\"mailto:sales@chicaneaustralia.com.au\"\u003esales@chicaneaustralia.com.au\u003c\/a\u003e for expert advice.\u003c\/p\u003e","brand":"GSC Power Division","offers":[{"title":"Std Set ( 8 )","offer_id":53825127678245,"sku":"GSC3026-8","price":100.0,"currency_code":"AUD","in_stock":true},{"title":"Std Single ( 1 )","offer_id":53825127711013,"sku":"GSC3026","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.001\" Single ( 1 )","offer_id":53825127743781,"sku":"GSC3026.001-1","price":15.0,"currency_code":"AUD","in_stock":true},{"title":"+.003\" Single ( 1 )","offer_id":53825127776549,"sku":"GSC3026.003-1","price":15.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/gsc-power-division-GSC3026-1.png?v=1789455979","url":"https:\/\/www.chicaneaustralia.com.au\/products\/gsc-power-division-intake-valve-guides-subaru-wrx-sti-gdb-grf-gvf-vab","provider":"Chicane Australia","version":"1.0","type":"link"}