2007-2019 Chevrolet Silverado 2500/3500 6.0L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] but a stock to mildly

but a stock to mildly modified car can typically see up to a 25hp gain  From bone stock to heavily modified

Black Bear Performance offers our AutoCal custom tuning service for your 2009-2013 GMC Sierra 4

Improved Processing Power: The 0411 PCM offers faster data handling for smoother performance and more precise tuning

15-20hp gains are common with 10-15ft-lbs of torque on 89 octane

3L engines will typically see a 15-25hp/15-20ft-lbs gain (octane dependent)

2007-2019 Chevrolet Silverado 2500/3500 6.0L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] but a stock to mildlyBlack Bear Performance offers our AutoCal custom tuning service for your 2007 2019 Chevrolet Silverado 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