Performance Tuning. The Diablosport inTune i2 Tuner is your go-to programmer when you need advanced torque, horsepower, and overall performance for your 20104-2016 5.3L GMC Sierra. The tuner's compact, handheld design, 2.8" full color display, and responsive touchscreen make this one of the most efficient tuners you'll find. With its inclusive compatibility and versatile software features, it's also one of the easiest and most fun to use.

Pre-Loaded Tunes. Your Diablosport inTune i2 Tuner comes pre-loaded with DiabloSport strategy tunes that have been painstakingly configured for your specific vehicle. For even more, the tuner's latest-generation ARM processor means this tuner holds up to five custom tune files (not included).

Compact, Convenient, and Efficient. Featuring a full, 2.8" touch screen color display, the Diablosport inTune i2 Programmer is smaller than your average smart phone making it easy to store in your center console or glove box. The cord is detachable, with no additional battery or power supply needed. It uses the power from your Sierra's diagnostic port or USB connection when connected to your computer. The Diablo Sport intune is small, convenient, and efficient.

Hardware/Software Compatibility. The DiabloSport inTune i2 features the latest ARM processor, making the flash programming process faster than ever. Even large updates only take about 5 minutes to complete. The memory is perfect for holding up to 5 tune files, OBD-II Data Logging and much more. In addition, the i2 is PC, MAC and Linux compatible to support drag and drop file transfers and software updates.

Diagnostics. The inTune i2 can also be used as a diagnostic code reader. Save yourself hundreds of dollars each year by reading and clearing your own computer codes instead of paying a dealer to do the same. Its as easy as a few simple steps. The DiabloSport inTune's diagnostic code reader function can be used on multiple vehicles at any given time.

Tune Settings. i2 comes with numerous ways to tune your GMC Sierra. Utilize the "Easy Tune" mode, for a quick basic tune based on octane, tire size, gear ratio and removing your speed limiter. The Advanced Tune menu offers many tuning options, where you can choose any of the DiabloSport i2 Tunes and adjust any available performance parameters to your specific mods. Some sample parameters include timing, fueling, idle, speed and rev limiters, tire size, gear ratio and disabling DoD/AFM. Please note not all adjustments are available on all models.

• Calibrate Speedometer for Gear Ratio
• Calibrate Speedometer for Tire Size
• Cooling Fan Control
• Fuel Rich/Lean Adjustment
• Global Timing Adjustment
• Idle RPM
• Speed Limiter
• Rev Limiter
• Shift Firmness
• Shift Points
• Spark Timing Advance/Retard
• WOT Shift RPM
• Intake Cam Adjustment vs. RPM
• Exhaust Cam Adjustment vs. RPM
• Auto Start/Stop Disable

Warranty. When you purchase this preloaded inTune i2 Tuner, you are covered by DiabloSport's Limited 1-Year Warranty against defects in workmanship and materials. Please see full DiabloSport Warranty for more details.

Application. The DiabloSport inTune i2 Tuner can be used to unleash the power of your 2014 to 2016 GMC Sierra equipped with the 5.3L V8 engine.

Technical Note. This DiabloSport inTune i2 Tuner is not legal for use in California on pollution controlled vehicles.

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