2007-2019 GMC Sierra 2500/3500 6.0L Custom Tuning Tune Service:Transmission Tuning Only [$525] ($400 Deposit Included) Certain legacy controllers not supported

Certain legacy controllers not supported at this time

0L engines can see a monster 40-50 ft-lbs of torque

15-20ft-lbs of torque gains out of the 4

Black Bear Performance offers three different levels of custom tuning for your 1999-2000 Chevrolet Tahoe 5

2007-2019 GMC Sierra 2500/3500 6.0L Custom Tuning Tune Service:Transmission Tuning Only [$525] ($400 Deposit Included) Certain legacy controllers not supportedBlack Bear Performance offers our AutoCal custom tuning service for your 2007 2019 GMC Sierra 2500 3500 6. 0L. 20 25hp gains are common with 30 35ft lbs of torque. Significant improvements in throttle response and shift patterns. Combine that with improved towing capabilities and even fuel economy in many cases and you'll have what feels like a whole new vehicle! Additional service offerings include: VATS Delete Torque Management Modification Removal