2007-2008 GMC Sierra Denali 6.2L Custom Tuning Active Fuel Management Disable 15-20ft-lbs of torque gains are

15-20ft-lbs of torque gains are common out of this 4

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Transmission tuning on 2017-2020 8- and 10-Speed Transmissions is available

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Gains vary widely by engine type and configuration

2007-2008 GMC Sierra Denali 6.2L Custom Tuning Active Fuel Management Disable 15-20ft-lbs of torque gains areBlack Bear Performance offers our AutoCal custom tuning service for your 2007 2008 GMC Sierra Denali 6. 2L. 15 20hp gains are common with 20 25ft lbs of torque on 91+ octane. Combine that with improved shift patterns, towing capabilities, throttle response 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 Tire Gear Change