1996-1997 Chevrolet Silverado 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Tune Service:Traditional [$355] Black Bear Performance offers three

Black Bear Performance offers three different levels of custom tuning for your 1999-2000 Chevrolet Express 4

2L engines will typically see a 25-30hp/30-35ft-lbs on 91+ octane

Any equipment that is held beyond a reasonable period of time will result in the partial or full forfeiture of your security deposit

1L engines can see a monster 30-35hp+

1996-1997 Chevrolet Silverado 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Tune Service:Traditional [$355] Black Bear Performance offers threeBlack Bear Performance offers our traditional custom tuning service for your 1996 1997 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 and improved