2009-2014 Chevrolet Tahoe 5.3L and 6.2L Custom Tuning

Black Bear Performance offers our AutoCal custom tuning service for your 2009-2014 Chevrolet Tahoe 5.3L and 6.2L. 15-20hp gains are common out of the 5.3L variation and 6.2L engines can see up to 30hp on 91+ octane fuel.  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 Delete Torque Management Modification/Removal Considerable Shift and Torque Converter Improvements Tire/Gear Change Calibration Speed and Rev Limiter Increase Accommodation of Most Modifications (Internal engine modifications, superchargers, turbochargers*, upgraded transmissions, etc). All 2007+ 5.3Ls owners are strongly encouraged to use a minimum of 89 octane at all times due to compression ratio. All 2007+ 6.2L engines require 91+ octane for optimal performance and efficiency. *Due to variability in turbocharger systems, they must be evalu