DiabloSport Now Supports 2017 4.3L, 5.3L, 6.0L and 6.2L GM Trucks

Tuning GM trucks has been a staple for DiabloSport for years and we’re excited to continue that tradition with 2017 model year support. There is a lot of power, drive-ability improvement and mileage potential in these trucks from the factory and our tuning helps your customers unlock that potential. Check out the power gains and features below. Equip your ride with the best tuning on the market with DiabloSport.

We delivered the custom tuning options that you crave on your late-model truck like active fuel management adjustments, transmission shifting adjustments*, tire size, gear ratio, speed/rev limiters and more! Now you can get your 2017 GM truck running better than ever with Power You Can Feel from DiabloSport!

*8 speed transmission tuning is not currently available

Pre-Loaded Performance Programs

2017 4.3L

• Diablo Performance Tune 91+ Octane | +10 HP / +14 TQ

• 
  
• 87 Octane Performance Tune | +5 HP / +8 TQ
• MPG Booster Tune | +5 HP / +8 TQ
• Modified Stock Tune

2017 5.3L

• Diablo Performance Tune 91+ Octane | +16 HP / +20 TQ
• 87 Octane Performance Tune | +8 HP / +10 TQ
• MPG Booster Tune | +8 HP / +10 TQ
• Modified Stock Tune

2017 6.0L

• Diablo Performance Tune 91+ Octane | +40 HP / +45 TQ or E85 | +50 HP / +50 TQ

• 
  
• 87 Flex Performance Tune | +30 HP / +40 TQ or E85 | +50 HP / +50 TQ
• MPG Booster Tune | +30 HP / +40 TQ
• Modified Stock Tune

2017 6.2L

• Diablo Performance Tune 91+ Octane | +21 HP / +43 TQ2017_6.2_Escalade_Diablo_Stock_Comparison
• 87 Octane Performance Tune | +11 HP / +19 TQ
• MPG Booster Tune | +11 HP / +19 TQ
• Modified Stock Tune

How do I tune my 2017 GMC/Chevy Truck/SUV using my DiabloSport inTune2 or Trinity?

• Take the inTune2/Trinity to the vehicle and turn the key to the on position without starting the engine.
• Connect the inTune2/Trinity. Once it powers up, press ok on the “Tune” screen
• The device will read the vehicle, then display the following “Please update device through Ignition to continue Programming”.
• Please proceed to a Windows or Mac computer and run the Ignition update software.
• Connect your device to the computer via the included USB cable and an update will be sent to the device.
• Once the update is finished, please go back to the vehicle and continue to program the vehicle into your desired power level.