Applications: Suitable for extreme performance turbocharged engines with an external wastegate turbo system. Suits 2 1/2ÌÒ outside diameter tubing. 60mm external wastegate. With a superior flow path and high temperature resistance the Power-Gate60 is a market leader in its sector, outperforming all similarly sized wastegates. The shielded diaphragm housing ensures excellent heat handling capabilities. Supplied With: 7psi Middle Spring and 7psi Outer Spring (installed), Inlet and Outlet Stainless Weld Flanges, Inlet and Outlet V-Band Clamps, Valve Seat, 1/8 NPT Hose Barbs (7mm), 1/8 NPT Port Blanking Plugs.