40MM WASTEGATE V-BAND - 8 PSI SPRINGV BAND STYLE 40MM WASTEGATE Excellent Quality Wastegate, come with everything you need. 40mm wastegate, diecast base, sealed shaft and high temp resistant diaphram. v band inlet and outlet. Supports up to 750hp applications. Inlet and outlet with V band clamps. Comes with a 8 psi spring. Complete with flanges, clamps, gaskets and piston seat. 8 psi spring is pre installed. Available colour: blue only. External wastegate is commonly used for regulating