Superchips GM Flashcal tuners are easy to use and light on your wallet. These handheld automotive devices recalibrate your truck's speedometer for aftermarket wheels, tires, and gears. Just plug th...
Fitment Note
Fits 2004.5-2005 Chevy/GMC 2500/3500 6.6L Duramax, LLY Only
2004 was a split year between LB7 and LLY engines. Check which engine you have. Locate the 8th digit of the VIN. 1 is LB7 ...
Wrap Your Hand Around Some Serious Power! Introducing the latest in pre-loaded, pre-programmed power from the most trusted name in engineered engine efficiency. Banks is the only record-holding eng...
By reducing pedal lag, the Throttle Sensitivity Booster forces your performance curve to occur sooner, achieving quicker engine response and a "fly back in your seat" feeling. The plug-and-play mod...
Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly)
Emissions Intact – you do not remove your emissions equipment
50 State Legal!
SPADE Tuning, Part No. #11-10, E.O. No. D-...
Get All Five Custom Tunes, Switchable while driving (Switch-On-The-Fly)
Emissions Intact – you do not remove your emissions equipment
50 State Legal!
SPADE Tuning, Part No. #11-10, E.O. No. D-...
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