{"product_id":"gfb-15-subaru-wrx-2-0l-fa20dit-awd-sedan-tms-respons-blow-off-valve-kit","title":"GFB 15+ Subaru WRX 2.0L (FA20DIT) AWD Sedan TMS Respons Blow Off Valve Kit","description":"\u003cp\u003e\u003cstrong\u003eFITS:\u003c\/strong\u003e 2015-2020 Subaru WRX\u003c\/p\u003e\n\u003cp\u003eAs the name suggests, the GFB Respons is designed specifically with the aim of  improving throttle response and reducing turbo lag.\u003c\/p\u003e\n\u003cp\u003eWhat’s TMS? GFB’s Turbo Management System is the term we apply to our diverter valves that have features designed specifically for the purpose of turbo lag reduction.\u003c\/p\u003e\n\u003cp\u003eTests show that TMS features can return the engine to peak boost up to 30% faster than a factory diverter valve when shifting gears.\u003c\/p\u003e\n\u003cp\u003eOn top of the TMS benefits, the Respons also packs GFB’s patented adjustable venting bias system found on the Stealth FX.\u003c\/p\u003e\n\u003cp\u003eThis unique system allows the amount of air vented to either recirc or atmosphere to be infinitely varied to change the venting sound like a stereo volume dial!\u003c\/p\u003e\n\u003cp\u003eSo if you want noise with your performance, the Respons can deliver! By fine-tuning the venting ratio, you CAN achieve a blow-off sound WITHOUT throwing a CEL, running rich, stalling, using more fuel or causing any other problems commonly associated with atmo-venting valves on cars with MAF sensors.\u003c\/p\u003e\n\u003cp\u003eAvailable in a range of universal hose-mount or direct bolt-on configurations for many popular models.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdvanced TMS benefits\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSpring pre-load adjustment for max. response\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAvailable as universal or direct-fit kit\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVenting configurations:\u003cbr\u003e  - Full progressive bias adjustment from recirc (silent) to atmosphere (loud)\u003cbr\u003e  - Bias adjustment done manually via cap ring\u003cbr\u003e  - C an be locked off in full recirc mode for legality purposes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eBest choice for:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eQuick and easy venting bias adjustment\u003c\/li\u003e\n\u003cli\u003eA chieving noise on a car that is sensitive to atmosphere venting e.g. VAG applications \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePatented Venting Bias Adjustment Sysem - Can be Infinitely Adjusted between Full Recirc (silent) and full atmosphere (loud). Change the venting bias simply by twisting the adjustment ring.\u003c\/p\u003e","brand":"Go Fast Bits","offers":[{"title":"Default Title","offer_id":51931935703328,"sku":"gfbT9007","price":320.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0795\/6883\/0752\/files\/Screenshot2026-07-01at4.20.38PM.png?v=1782948043","url":"https:\/\/axionperformanceparts.com\/products\/gfb-15-subaru-wrx-2-0l-fa20dit-awd-sedan-tms-respons-blow-off-valve-kit","provider":"Axion Performance Parts","version":"1.0","type":"link"}