Accel SuperTuner (07-15 6.6L Duramax Silverado 2500 HD)Find parts that fit my vehicle

Performance Tuning Made Easy. The Accel SuperTuner is a powerful plug-and-play tuner designed to enhance performance on your 2007-2015 6.6L Duramax Silverado 2500 HD. This handheld tuner boosts horsepower and torque across the full RPM range, improves fuel efficiency at cruising speeds, and sharpens throttle response for a more aggressive driving experience—especially under load or when towing.

Construction and Appearance. Housed in a user-friendly, compact design, the SuperTuner is preloaded with proven performance tuning profiles. It features customizable options to fine-tune your vehicle's behavior, including shift firmness and fuel delivery. The unit supports GM, Ford, Dodge, Jeep, and Ram vehicles, making it a versatile tool for enthusiasts with multiple platforms.

Installation. With easy plug-and-play installation via the OBD-II port, this tuner requires no tools or mechanical expertise. Updates and settings are managed directly through the handheld interface, making it an ideal performance solution for both novice and experienced users.

Warranty. The SuperTuner includes a two-year limited powertrain warranty, providing added confidence in its performance tuning capabilities.

Application. This Accel SuperTuner fits 2007-2015 6.6L Duramax Silverado 2500 HD.

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