Turbosmart Power-Gate60 (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. Features Solid one-piece Coated Stainless Steel Valve and the flexibility of a range of setups (5psi to 33psi) base pressure.