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15-20hp gains are common with 10-15ft-lbs of torque on 89 octane
If the answer to any of those questions is YES
Gains vary by engine type
Black Bear Performance offers three different levels of custom tuning service for your 2007-2008 GMC Yukon 4
2015-2020 GMC Yukon Denali 6.2L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] Contact us for more detailsBlack Bear Performance offers our AutoCal custom tuning service for your 2015 2020 GMC Yukon Denali 6. 2L. 20 25hp gains are common on 91+ octane with this engine family. Combine that with improved shift patterns (2015 2016), 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 Improved Throttle Response Shift and Torque