owners can choose between the classic blow-off valve sound afforded by the Dual Port's 50-50 split between recirculating and vent-to-atmosphere operation

and allows for a much wider boost range between minimum boost and maximum boost

Valve Seat - Suit Turbosmart Pro-Gate50 (50mm) External Wastegates**Valve Seat is only suitable for Gen-V Wastegates only**

Outlet Trumpet - Suits Turbosmart Plumb Back

90 Elbow 2.50" Blue" JR39 owners can choose between theHigh performance multi layered Silicone hose. Constant temp resistant from 50 to 170 degrees Celsius ( 60 to 340 degrees Fahrenheit) and pressure rated to 220PSI with a 5mm wall thickness. Engineered to Win by Turbosmart.