{"product_id":"gfb-whistling-trumpet-for-gfb-responsedeceptor-pro-bov-black-suits-high-boost-57","title":"GFB Whistling Trumpet for GFB Response\/Deceptor Pro BOV Black - Suits High Boost","description":"\u003cp\u003eGFB Whistling Trumpet - You asked, we delivered. Many times we have been asked for a replacement trumpet that gives a different sound, and here it is.\u003c\/p\u003e  \u003cp\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. In 2004, the Whistling Trumpet was released which emitted a piercing screech when driving aggressively.\u003c\/p\u003e  \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.\u003c\/p\u003e  \u003cp\u003eRecommended for Part numbers T9003 \u0026amp; T9503\u003c\/p\u003e","brand":"GFB","offers":[{"title":"Default Title","offer_id":48943320924260,"sku":"5701","price":36.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/6260\/1060\/files\/5701_b48bf233-4f2b-4690-a61b-21f2d5802455.jpg?v=1786042635","url":"https:\/\/kyp.com.au\/products\/gfb-whistling-trumpet-for-gfb-responsedeceptor-pro-bov-black-suits-high-boost-57","provider":"KYP Performance House","version":"1.0","type":"link"}