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2001-2004 GMC Sierra 2500/3500 6
this system improves ride quality
The result is a user-adjustable multi-rate leaf pack that offers a major performance gain for almost every Raptor setup imaginable
The two outlet tubes are each 3" in diameter and are each mandrel-bent to maximize exhaust outflow and fit perfectly in your off-road rig
Banks Power BigHead Wastegate Actuator Kit For 01-04 6.6L Duramax 1999-2003-7.3l-powerstroke 2001-2004 GMC Sierra 2500/3500 6Banks Power BigHead Wastegate Actuator Kit For 2001 2004 Chevy GMC 6. 6L Duramax 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, Banks BigHead Wastegate Actuator keeps the valve seated longer and achieves