Completely redesigned for 2011, the new Hyper-Gate45 is a 45mm external wastegate designed with minimum size and maximum flow in mind. Smaller and lighter than the previous model, the new Hyper-Gate45 features a unique locking collar design. Tested and proven under the most demanding racing conditions, the new Turbosmart Hyper-Gate45 provides an excellent way of reliably controlling boost in a wide range of applications. Application: Suitable for medium-large capacity engines with medium frame turbochargers systems. Street and racing applications. Suits 1.75" outside diameter pipe. Fits all popular 44mm flanges. Supplied with Inlet and outlet weld flanges and V-Band clamps, valve seat, 2 X 1/16 NPT pressure nipples, 2 X 1/16 NPT Blanks, Collar removal tool.