BigHead Wastegate Actuator Kit for use with 2001-2004 Chevy 6.6L. Power Now! When turbo exhaust backpressure increases, the stock actuator prematurely blows off the seat, softening boost in the midrange and killing torque. With twice the diaphragm area and spring pressure of the stock wastegate, ...

The Comp Box has dominated the VP44 24V Cummins market for two decades and is what put Edge Products on the map in the early diesel performance era. With so many VP44 trucks still on the road, we've completely revamped our Comp to offer those same dominating power and torque gains with the ...