2009-2013 Chevrolet Avalanche 5.3L and 6.0L Custom Tuning Active Fuel Management Disable Full Custom Tuning Support: Enables

Full Custom Tuning Support: Enables comprehensive calibration options through Black Bear Performance for engine and transmission optimization

Deposit for V1 Scan Cable which applies to all LS1/LS6 vehicles (1997-2005)

Full Vehicle Support List

0L Vortec MAX (VMAX) trucks are able to see a whopping 40+ft-lbs of torque and significantly improved overall driving characteristics

Considerable Shift and Torque Converter Improvements

2009-2013 Chevrolet Avalanche 5.3L and 6.0L Custom Tuning Active Fuel Management Disable Full Custom Tuning Support: EnablesBlack Bear Performance offers our AutoCal custom tuning service for your 2009 2013 Chevrolet Avalanche 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