2007-2008 GMC Sierra 1500 4.8L, 5.3L 6.0L (Vortec MAX) Custom Tuning Tune Service:Traditional [$355] Significant improvements in throttle response

Significant improvements in throttle response and shift patterns

15-20hp gains are common out of this 5

Black Bear Performance offers our AutoCal custom tuning service for your 2014-2018 GMC Sierra 4

0L engines can see up to 30hp

2007-2008 GMC Sierra 1500 4.8L, 5.3L 6.0L (Vortec MAX) Custom Tuning Tune Service:Traditional [$355] Significant improvements in throttle responseBlack Bear Performance offers three different levels of custom tuning service for your 2007 2008 GMC Sierra 4. 8L, 5. 3L and 6. 0L (Vortec MAX). 15 20hp gains are common with 10 15ft lbs of torque on 89 octane on the 4. 8L and 5. 3L. The 6. 0L Vortec MAX (VMAX) trucks are able to see a whopping 40+ft lbs of torque and significantly improved overall driving characteristics.. Combine that with improved shift patterns, towing capabilities, throttle