1998-2000 Chevrolet Silverado 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Active Fuel Management Disable

1998-2000 Chevrolet Silverado 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Active Fuel Management DisableBlack Bear Performance offers three different levels of custom tuning service for your 1998 2000 Classic Chevrolet Silverado. Gains vary widely based on engine size but can vary from 10 15hp on a 4. 3L up to 30 35hp on a 7. 4L. From bone stock to heavily modified, we can help your engine perform as optimally as possible. Other improvements range from improved idle smoothness to better automatic AND manual shift performance, improved throttle response

3L engines will typically see a 15-25hp gain

Tire/Gear Change Calibration

If there are any mechanical problems

throttle response and even fuel economy in many cases and you'll have what feels like a whole new vehicle

*Transmission tuning NOT available on 2017-2018 8- and 10-Speed Transmissions

Considerable Shift and Torque Converter Improvements*

Power gains

octane and vehicle condition prior to the tune

Tuned computer or computers will be mailed to you to be installed

Black Bear Performance offers three different levels of custom tuning service for your 1998-2000 Chevrolet S10 or Blazer 4

we can help your engine perform as optimally as possible

Black Bear Performance offers our AutoCal custom tuning service for your 2009-2013 GMC Sierra 4