{"product_id":"gfb-whistling-trumpet-only-for-stealth-fx-and-wrx-hybrid","title":"GFB Whistling Trumpet (only for Stealth FX and WRX Hybrid)","description":"\u003cp\u003eThe 5701 can be used in place of the standard trumpet on GFB valves (Part numbers T9003 \u0026amp; T9503), and will make a whistling sound. However, it is necessary to run the valve so that all (or most) of the air vents through the trumpet ? Respons valves will typically not generate the velocity required to whistle when set to 50\/50 venting.\n\u003cbr\u003eThe ability to change the sound of a blow-off valve is increasingly becoming an important issue with buyers, who want to sound different from everyone else.\n\u003cbr\u003eUniversal Stealth FX, Deceptor Pro \u0026amp; Respons TMS over 12psi)\u003c\/p\u003e","brand":"Go Fast Bits","offers":[{"title":"Default Title","offer_id":42880923205786,"sku":"gfb5701","price":40.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0429\/6124\/0218\/products\/fd48c3ff05941958c2d6c15739a9110d.jpg?v=1670557930","url":"https:\/\/2to4wheels.com\/products\/gfb-whistling-trumpet-only-for-stealth-fx-and-wrx-hybrid","provider":"2to4wheels","version":"1.0","type":"link"}