2001-2004 Chevrolet S10 / Blazer 4.3L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):I will mail my PCM in to be tuned

2001-2004 Chevrolet S10 / Blazer 4.3L Custom Tuning Tune Installation Option (Scan cable and Traditional tune ONLY):I will mail my PCM in to be tunedBlack Bear Performance offers our traditional custom tuning service for your 2001 2004 Chevrolet S10 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 Efan enable Torque Management Modification Removal

all but eliminating the likelihood of any warranty concerns

Black Bear Performance provides reliable

Black Bear Performance offers three different levels of custom tuning for your 1999-2000 GMC Yukon 5

Link to instructions for 1999-2007 Classic Gen-III

then our AutoCal is just what you have been looking for

Programming of a wide range of 1998-2018 GM vehicles (Full Vehicle List)

This gauge-type controller features a digital LED display and sweeping LED “needle” that changes colors as AFR changes from rich to lean

we strongly recommend our AutoCal or Scan cable service with those vehicles

Black Bear Performance offers three different levels of custom tuning service for your 2007-2008 GMC Sierra 4

Horsepower and torque gains along with improvements ranging from improved idle smoothness to better shift performance

Black Bear Performance offers three different levels of custom tuning service for your 1999-2007 GMC Sierra 6

CAMSHAFTS: If you have or plan on an aftermarket cam swap