Banks Power BigHead Wastegate Actuator Kit For 01-04 6.6L Duramax 1999-2003-7.3l-powerstroke decreased internal friction

decreased internal friction

aFe POWER's cold side tube is constructed from 3-1/2" and 3" mandrel-bent aluminum tubing for maximum flow

Then it's tested on the vehicle

this system improves ride quality

Cooler temps

Banks Power BigHead Wastegate Actuator Kit For 01-04 6.6L Duramax 1999-2003-7.3l-powerstroke decreased internal frictionBanks 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