2014-2018 GMC Sierra 1500 4.3L, 5.3L and 6.2L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] 0L Vortec MAX (VMAX) trucks

0L Vortec MAX (VMAX) trucks are able to see a whopping 40+ft-lbs of torque and significantly improved overall driving characteristics

The Authentication (Auth) Code will be shown in the Auth code: field under the F3: VINs screen

providing time to shut down an engine before damage occurs

we are able to determine what type of adjustments are needed to ensure that the vehicle is operating at or very near peak efficiency

We tend to see power gains in the 15-20hp/20-25ft-lbs range and 1-2mpg improvement

2014-2018 GMC Sierra 1500 4.3L, 5.3L and 6.2L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] 0L Vortec MAX (VMAX) trucksBlack Bear Performance offers our AutoCal custom tuning service for your 2014 2018 GMC Sierra 4. 3L, 5. 3L and 6. 2L. Gains vary widely by engine type and configuration. 4. 3L engines will typically see a 10 15hp 15 20ft lbs gain. 5. 3L engines will typically see a 15 25hp 15 20ft lbs gain (octane dependent) 6. 2L engines will typically see a 25 30hp 30 35ft lbs on 91+ octane. Combine that with improved shift patterns, towing capabilities, throttle