Get your 2017 GM truck running better than ever with Tuners from DiabloSport, inTune part number i2030 or Trinity part number T1000. Diablosport has  custom tuning options, via Marken Performance, for more than just power on your late-model truck, like:

   Adjustable Parameters: Gear Ratio, Tire Size, Active Fuel Management On/Off, Fan Temp Adjustment, Fueling Adjustment, Idle RPM Adjustment, Rev Limiter On/Off,  Spark/Timing Adjustment, Throttle Sensitivity Adjustment, Shift Firmness (6 Speed only), Shift Points (6 Speed only). 

   4.3L:  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

   5.3L:  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 

   6.0L:  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

   6.2L:  Performance Tune 91+ Octane +21 HP / +43 TQ;  87 Octane Performance Tune +11 HP / +19 TQ;  MPG Booster Tune +11 HP / +19 TQ;  Modified Stock Tune