Unlock the true potential of your GM vehicle with the DiabloSport inTune i3 Performance Programmer. Engineered specifically for GM cars and trucks, the inTune i3 8245 delivers dyno-tested performance tunes that instantly boost horsepower, torque, throttle response, and overall drivability—all without lifting the hood. Simply plug it in, select your tune, and experience noticeable gains in performance and efficiency.
1999-2016 Camaro
1999-2016 Silverado/Sierra 1500
1999-2016 Corvette
1999-2016 Tahoe/Yukon/Escalade
Many other popular GM applications supported!
Add 20-30 rwhp on most applications!
Performance tunes based on fuel octane
TCM firm and hard shift tunes where applicable
Dyno Tested Performance Programs
Disable AFM for full time V8 operation!
Remove speed limiter
Adjust options like timing, fueling, idle, speed limiters, rev limiters, tire size, gear ratios and more.
WOT Fuel Adjustment – 1-7K RPM +/- 20%, allows for fine tuning Air/Fuel Ratio
WOT MBT Spark 1-7K RPM +/- 10
WOT Spark – 1-7k RPM +/- 10
Blazing Fast Vehicle Read/Write Times
Windows and Mac OSX Updates
Update via Wi-Fi or PC/Mac
View real-time engine data
OBD-II Data Logging
Read and Clear DTC
Compatible with 1999-2016 Silverado, Sierra, Tahoe, Yukon and other GM trucks and SUVs
Supports custom tuning from our network of Powercal tuners!
Unlock the true potential of your GM vehicle with the DiabloSport inTune i3 Performance Programmer. Engineered specifically for GM cars and trucks, the inTune i3 8245 delivers dyno-tested performance tunes that instantly boost horsepower, torque, throttle response, and overall drivability—all without lifting the hood. Simply plug it in, select your tune, and experience noticeable gains in performance and efficiency.
1999-2016 Camaro
1999-2016 Silverado/Sierra 1500
1999-2016 Corvette
1999-2016 Tahoe/Yukon/Escalade
Many other popular GM applications supported!
Add 20-30 rwhp on most applications!
Performance tunes based on fuel octane
TCM firm and hard shift tunes where applicable
Dyno Tested Performance Programs
Disable AFM for full time V8 operation!
Remove speed limiter
Adjust options like timing, fueling, idle, speed limiters, rev limiters, tire size, gear ratios and more.
WOT Fuel Adjustment – 1-7K RPM +/- 20%, allows for fine tuning Air/Fuel Ratio
WOT MBT Spark 1-7K RPM +/- 10
WOT Spark – 1-7k RPM +/- 10
Blazing Fast Vehicle Read/Write Times
Windows and Mac OSX Updates
Update via Wi-Fi or PC/Mac
View real-time engine data
OBD-II Data Logging
Read and Clear DTC
Compatible with 1999-2016 Silverado, Sierra, Tahoe, Yukon and other GM trucks and SUVs
Supports custom tuning from our network of Powercal tuners!
