2007-2008 Chevrolet Silverado 1500 4.8L, 5.3L 6.0L (Vortec MAX) Custom Tuning Tune Service:Scan Cable [$815] ($400 Refundable Deposit included) Autocal Tune Update Policy: For

Autocal Tune Update Policy: For each vehicle tuned

2L engines require 91+ octane for optimal performance and efficiency

please inform us at tuning@blackbearperformance

Looking for a versatile tuning system that will grow with your modifications while providing improved shifting

2007-2008 Chevrolet Silverado 1500 4.8L, 5.3L 6.0L (Vortec MAX) Custom Tuning Tune Service:Scan Cable [$815] ($400 Refundable Deposit included) Autocal Tune Update Policy: ForBlack Bear Performance offers three different levels of custom tuning service for your 2007 2008 Chevrolet Silverado 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,