2007-2019 GMC Sierra 2500/3500 6.0L Custom Tuning

Black 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 Shift Pattern and Torque Converter Recalibration Tire/Gear Change Calibration Speed and Rev Limiter Increase Tuning for E85 Accommodation of Most Modifications (Internal engine modifications, superchargers, turbochargers*, upgraded transmissions, etc). CAMSHAFTS: For 2014+, if you have or plan on an aftermarket cam swap, please contact us first   *Due to variability in turbocharger systems, they must be evaluated by our tuner prior to committing to any services.  Additional tuning service/hardware may be required.