Collection:

2004.5-2005 GM 2500/3500 Programmers & Tuners

7 products
Regular price $347.00
Sale price $347.00
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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...
Regular price $1,047.00
Sale price $1,047.00
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Calibrated for working and towing, EconoMind is a fully engineered diesel tuner with an unmatched combination of power, fuel economy, safety and versatility. It delivers load-hauling best gains of ...
Regular price $910.00
Sale price $910.00
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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 ...
Regular price $622.00
Sale price $622.00
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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...
Regular price $394.00
Sale price $394.00
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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...
Regular price $780.00
Sale price $780.00
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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-...