![1996-1997 Chevrolet Silverado 4.3L, 5.0L, 5.7L and 7.4L Custom Tuning Tune Service:Traditional [$355] Black Bear Performance offers three](https://cdn.shopify.com/s/files/1/0673/0504/6304/files/BlackBearLogoFullColor_b5b69ef4-e4f5-4200-bd62-570dbb6524e5.png?v=1707431697)
Pay in 4 interest-free payments of $44.38 Learn more
Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
Black Bear Performance offers three different levels of custom tuning service for your 1998-2000 Classic GMC Sierra
(Windows Laptop Required)
1L engines can see a monster 30-35hp+
7L along with a 1-2mpg improvement depending on vehicle condition and configuration
3L variations and 6
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
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