1998-2000 Chevrolet Tahoe 5.7L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):Blemished PCM (>5% paint missing) [+$75] Power gains

Power gains

Full 2007+ GM 6 and 8 speed transmission tuning support (2017+ 8 or 10 speed transmissions excluded)

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

3L variation and 6

turbochargers*

1998-2000 Chevrolet Tahoe 5.7L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):Blemished PCM (>5% paint missing) [+$75] Power gainsBlack Bear Performance offers three different levels of custom tuning for your 1999 2000 Chevrolet Tahoe 5. 7L. From bone stock to heavily modified, we can help your engine perform as optimally as possible. We tend to see power gains in the 15 20hp 20 25ft lbs range and 1 2mpg improvement, depending on vehicle condition and configuration. Other improvements range from improved idle smoothness to better shift performance, improved towing and improved