2009-2013 Chevrolet Avalanche 5.3L and 6.0L Custom Tuning Active Fuel Management Disable Shift and Torque Converter Improvements

Shift and Torque Converter Improvements (2015-2016 only)

Modified vehicles: Ideal swap for heavily modified 1996–2000 GM trucks and SUVs originally equipped with older black-box PCMs

Shift Pattern and Torque Converter Recalibration

2L engines can see up to 30hp on 91+ octane fuel

Full Vehicle Support List

2009-2013 Chevrolet Avalanche 5.3L and 6.0L Custom Tuning Active Fuel Management Disable Shift and Torque Converter ImprovementsBlack 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