1996-1997 GMC Sonoma / S15 Jimmy 4.3L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):Blemished PCM (>5% paint missing) [+$75] 1L engines will commonly see

1L engines will commonly see a 30-35hp gain and as much as 50-55ft-lbs of torque

Black Bear Performance offers our AutoCal custom tuning service for your 2007-2014 GMC Yukon Denali 6

Window's PC or laptop running Win7 or higher required

1L vehicle sensors

1996-1997 GMC Sonoma / S15 Jimmy 4.3L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):Blemished PCM (>5% paint missing) [+$75] 1L engines will commonly seeBlack Bear Performance offers our traditional custom tuning service for your 1996 1997 GMC Sonoma or S15 Blazer 4. 3L. 10 15hp, 15 20ft lbs of torque gains are common out of this 4. 3L powerhouse. Combine that with improved shift patterns, response and even fuel economy in many cases and you'll have what feels like a whole new vehicle! Additional service offerings include: Speed and Rev Limiter Increase Torque Management Modification Removal Tire Gear