2000-2006 Chevrolet Tahoe 4.8L and 5.3L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):Replacement PCM Deposit [+$125] 2L engines require 91+ octane

2L engines require 91+ octane for optimal performance and efficiency

20-25ft-lbs of torque gains are common out of this platform

combined with improved shift patterns

we will provide updates on an as-needed basis at no additional cost for one year

Black Bear Performance offers our AutoCal custom tuning service for your 2014-2018 GMC Sierra 4

2000-2006 Chevrolet Tahoe 4.8L and 5.3L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):Replacement PCM Deposit [+$125] 2L engines require 91+ octaneBlack Bear Performance offers three different levels of custom tuning service for your 2001 2006 Chevrolet Tahoe 4. 8L and 5. 3L. We commonly see gains of 15 30hp, 15 25ft lbs of torque, depending on fuel quality, octane and vehicle condition prior to the tune. 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