GFB's Weld-On V-Band adaptors Got custom intercooler piping and need a weld-on blow off valve solution? GFB’s range of Weld-On V-Clamp adaptors offer a compact and secure way to custom mount any GFB Mach 2, Hybrid, Respons, or Deceptor Pro II blow-off valve onto your intercooler piping. Available with stainless steel or aluminium weld-on flanges, these adaptor kits use a VITON ; o-ring for a perfect seal and a stainless steel V-clamp with an Aerotite locknut for the ultimate joint reliability. Part # 5613 (SS304 weld on flange) – For welding onto steel or stainless steel intercooler pipes, suits Mach 2, Hybrid, Respons, or Deceptor Pro II blow-off valves where the existing inlet is fastened to the body with 3 screws. Suits Part Numbers: T9000, T9100, T9200, T9500, T9001, T9101, T9201, T9501, T9002, T9102, T9202, T9502, T9003, T9103, T9203, T9503, T9004, T9104, T9204, T9504, T9005, T9105, T9205, T9505, T9006, T9106, T9206, T9506.