Product Details:

Vehicle Applications:
- GM '01-'08 LB7, LLY, LBZ, LMM

The Power Pup ECU programmer/tuner by Bully Dog Technologies offers many features that can greatly improve both fuel efficiency, as well as horsepower.

• Delivers more horsepower for towing and performance
• Horsepower increases ranging from 40 to 120
• Improves fuel economy
• On the fly programming capability
• Offers up to three tunes above stock (Tow, Performance, and Extreme)
• Internet upgrades available