1998-2000 GMC Sonoma / S15 Jimmy 4.3L Custom Tuning Tune Service:Scan Cable [$815] ($400 Refundable Deposit included) Window's PC or laptop running

Window's PC or laptop running Win7 or higher required

*Transmission tuning on 2019-2020 8- and 10-Speed Transmissions is available

15-20ft-lbs of torque gains are common out of the 5

Black Bear Performance offers three different levels of custom tuning service for your 2001-2007 Chevrolet Express 4

Considerable Shift and Torque Converter Improvements

1998-2000 GMC Sonoma / S15 Jimmy 4.3L Custom Tuning Tune Service:Scan Cable [$815] ($400 Refundable Deposit included) Window's PC or laptop runningBlack Bear Performance offers three different levels of custom tuning service for your 1998 2000 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