2009-2013 Chevrolet Silverado 1500 4.3L, 4.8L, 5.3L, 6.0L and 6.2L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] com/vehicles

com/vehicles

We reserve the right to modify that policy as we see fit and will notify all affected parties

but aren't able to meet up for our in-person event

Tuning for E85

improved throttle response and shifting

2009-2013 Chevrolet Silverado 1500 4.3L, 4.8L, 5.3L, 6.0L and 6.2L Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] com/vehiclesBlack Bear Performance offers our AutoCal custom tuning service for your 2009 2013 Chevrolet Silverado 4. 8L, 5. 3L, 6. 0L and 6. 2L. Gains vary widely by engine type and configuration. 4. 8L and 5. 3L engines will typically see a 15 30hp 15 20ft lbs gain. 6. 0L engines will typically see a 25 30hp 40 50ft lbs gain. 6. 2L engines will typically see a 15 20hp 20 25ft lbs on 91+ octane. Combine that with improved shift patterns, towing capabilities,