2007-2008 Chevrolet Avalanche 5.3L and 6.0L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):I will mail my ECM and TCM in to be tuned Whether you are encountering an

Whether you are encountering an issue with the security system that is preventing your engine from starting or you are swapping a GM engine into an old hot rod

configuration and vehicle condition prior to the tune

0L engines can see up to a monster 40-50ft-lbs

Considerable Shift and Torque Converter Improvements*

2007-2008 Chevrolet Avalanche 5.3L and 6.0L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):I will mail my ECM and TCM in to be tuned Whether you are encountering anBlack Bear Performance offers three different levels of custom tuning service for your 2007 2008 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: