2000-2006 GMC Yukon 4.8L, 5.3L, 6.0L and 8.1L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] Email file(s) to be reviewed

Email file(s) to be reviewed

(Windows Laptop Required)

Black Bear Performance offers three different levels of custom tuning service for your 1999-2007 Chevrolet Silverado 6

Click on the Licenses button

With years of experience in custom GM tuning

2000-2006 GMC Yukon 4.8L, 5.3L, 6.0L and 8.1L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] Email file(s) to be reviewedBlack Bear Performance offers three different levels of custom tuning service for your 2001 2006 GMC Yukon 4. 8L, 5. 3L, 6. 0L (Denali) and 8. 1L. We commonly see gains of 20 25hp, 15 20ft lbs of torque gains out of the 5. 3L variation and 8. 1L engines can see a monster 50+ ft lbs of torque, depending on fuel quality, octane and vehicle condition prior to the tune. Due to frequent issues with 6. 0L and 8. 1L vehicle sensors, we strongly recommend our