{"product_id":"gfb-wga-internal-wastegate-actuator-subaru-wrx-sti-gdb-grb-gvb-va","title":"GFB WGA Internal Wastegate Actuator - Subaru WRX\/STI (GDB\/GRB\/GVB\/VA)","description":"\u003ch2\u003eGFB WGA Internal Wastegate Actuator Subaru WRX STI 99-21\u003c\/h2\u003e\n\n\u003cp\u003eGFB has built a name on smart, adjustable boost control hardware, and the WGA is no exception. Featuring a larger diaphragm than the factory unit, it gives you far greater control over wastegate flap movement, keeping boost pressure locked in through spool up and high RPM on your \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis listing covers the \u003cstrong\u003eWGA\u003c\/strong\u003e actuator, part number 7305, designed as a direct bolt on replacement for \u003cstrong\u003eSubaru WRX STI\u003c\/strong\u003e models from \u003cstrong\u003eMY99-21\u003c\/strong\u003e. It also suits most single scroll \u003cstrong\u003eIHI VF\u003c\/strong\u003e turbo applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This is a tuning tool, not a plug and play upgrade. Fitting the WGA will increase boost pressure, so a professional retune is required after installation.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarger diaphragm for stronger control authority over the wastegate flap\u003c\/li\u003e\n\u003cli\u003eLonger stroke and shorter housing height than rival actuators\u003c\/li\u003e\n\u003cli\u003eTurnbuckle pre-load adjustment for fine-tuning without swapping springs\u003c\/li\u003e\n\u003cli\u003eAdjustable base pressure range of approximately 35-165 kPa (5-24 psi)\u003c\/li\u003e\n\u003cli\u003eSupplied with three stainless steel springs (5, 7 and 10 psi rated)\u003c\/li\u003e\n\u003cli\u003e5 psi and 10 psi springs fitted for a base pressure of around 103 kPa (15 psi)\u003c\/li\u003e\n\u003cli\u003e7 psi spring included loose for further tuning options\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 ensure your vehicle's year, trim level, and turbo configuration are confirmed before ordering.\u003c\/p\u003e\n\n\u003cp\u003eNot sure if this actuator 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":"GFB","offers":[{"title":"Default Title","offer_id":52819745177893,"sku":"7305","price":231.3,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0918\/2943\/6709\/files\/7305_1-1-scaled.jpg?v=1784526477","url":"https:\/\/www.chicaneaustralia.com.au\/products\/gfb-wga-internal-wastegate-actuator-subaru-wrx-sti-gdb-grb-gvb-va","provider":"Chicane Australia","version":"1.0","type":"link"}