2009-2014 Chevrolet Suburban 5.3L and 6.0L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] We commonly see gains of

We commonly see gains of 15-30hp

7L and up to 35hp on a 7

Other improvements range from improved idle smoothness to better automatic AND manual shift performance

improved towing and improved throttle response

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

2009-2014 Chevrolet Suburban 5.3L and 6.0L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] We commonly see gains ofBlack Bear Performance offers our AutoCal custom tuning service for your 2009 2014 Chevrolet Suburban 5. 3L and 6. 0L. 15 20hp gains are common out of the 5. 3L variation and 6. 0L engines can see a monster 40 50 ft lbs of torque. 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 AFM