2008-2009 Chevrolet Express 4.8L, 5.3L, and 6.0L Custom Tuning Tune Service:Traditional [$355] Deposit for V1 Scan Cable

Deposit for V1 Scan Cable which applies to all LS1/LS6 vehicles (1997-2005)

Need to program a newer 6 or 8-speed car or truck

0L engines will typically see a 25-30hp/40-50ft-lbs gain

Structure: Existing customers that have purchased replacement computers may trade those computers in towards the purchase of the AutoCal

We commonly see gains of 15-30hp

2008-2009 Chevrolet Express 4.8L, 5.3L, and 6.0L Custom Tuning Tune Service:Traditional [$355] Deposit for V1 Scan CableBlack Bear Performance offers three different levels of custom tuning service for your 2008 2009 Chevrolet Express 4. 8L, 5. 3L, 6. 0L (4 speed). 15 20hp gains are common with 10 20ft lbs of torque on 89 octane for the 4. 8L and 5. 3L, while 20 25hp and 25 30ft lbs gains for the 6. 0L. Combine that with improved shift patterns, towing capabilities, throttle response and even fuel economy in many cases and you'll have what feels like a whole new