1996-1997 GMC Yukon 5.7L Custom Tuning

Black Bear Performance offers our traditional custom tuning service for your 1996-1997 GMC Yukon. 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 throttle response. Additional service offerings include: Speed and Rev Limiter Increase Torque Management Modification/Removal Tire/Gear Change Calibration Accommodation of Most Modifications (Internal engine modifications, superchargers, turbochargers*, upgraded transmissions, etc). *Due to variability in turbocharger systems, they must be evaluated by our tuner prior to committing to any services.  Additional tuning service/hardware may be required.