{"product_id":"gsc-power-division-billet-s3-camshaft-kit-subaru-wrx-sti-grb-gvf-va-280-280","title":"GSC Power Division Billet S3 Camshaft Kit - Subaru WRX STI (EJ257 Dual AVCS) - 280\/280","description":"\u003ch2\u003eGSC Power Division Billet S3 Camshaft Kit - Subaru WRX STI (EJ257 Dual AVCS) - 280\/280\u003c\/h2\u003e\n\u003cp\u003eGSC Power Division builds some of the most respected performance camshafts in the forced induction tuning world, and the S3 billet kit is their top-tier offering for serious street and track builds. Machined from billet steel rather than cast cores, these cams deliver consistent profiles and superior durability under sustained high-boost operation — making them a go-to choice for built \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e engines pushing well beyond stock power levels.\u003c\/p\u003e\n\u003cp\u003eThis listing covers the GSC S3 billet camshaft kit for \u003cstrong\u003e2008+ Subaru WRX STI\u003c\/strong\u003e applications on the \u003cstrong\u003eGRB\u003c\/strong\u003e, \u003cstrong\u003eGVF\u003c\/strong\u003e, and \u003cstrong\u003eVA\u003c\/strong\u003e chassis platforms, featuring a 280\/280 duration profile.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e S3 camshafts are designed for modified engines with supporting valvetrain upgrades. Verify compatibility with your valve springs, retainers, and ECU tune before fitting.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBillet steel construction for superior strength and profile accuracy over cast camshafts\u003c\/li\u003e\n\u003cli\u003eS3 grind — 280\/280 duration, suited to high-boost built engines\u003c\/li\u003e\n\u003cli\u003eDirect replacement fitment for \u003cstrong\u003eGRB\u003c\/strong\u003e, \u003cstrong\u003eGVF\u003c\/strong\u003e, and \u003cstrong\u003eVA\u003c\/strong\u003e STI platforms\u003c\/li\u003e\n\u003cli\u003eDesigned for use with upgraded valve springs and supporting modifications\u003c\/li\u003e\n\u003cli\u003eComplete intake and exhaust camshaft kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your vehicle's year, trim level, and configuration are confirmed before ordering.\u003c\/p\u003e\n\u003cp\u003eNot sure if this kit suits 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":"Default Title","offer_id":52541864018213,"sku":"7026S3","price":2135.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/e6b43a0fd3839d8abf771d2e5aeb0688.jpg?v=1781132491","url":"https:\/\/www.chicaneaustralia.com.au\/products\/gsc-power-division-billet-s3-camshaft-kit-subaru-wrx-sti-grb-gvf-va-280-280","provider":"Chicane Australia","version":"1.0","type":"link"}