2008-2009 Hummer H2 6.2L Custom Tuning Tune Service:Transmission Tuning Only [$525] ($400 Deposit Included) please contact us first

please contact us first

please visit EFILive's site at:

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

Deposit for a V2 Scan Cable which applies to 2007-2009 Gen-IV V8 engines with 4 Speed transmissions

Due to frequent issues with 6

2008-2009 Hummer H2 6.2L Custom Tuning Tune Service:Transmission Tuning Only [$525] ($400 Deposit Included) please contact us firstBlack Bear Performance offers our AutoCal custom tuning service for your 2008 2009 Hummer H2 6. 2L. 15 20hp gains are common with 20 25ft lbs of torque on 91+ octane. 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 vehicle! Additional service offerings include: VATS Delete Torque Management Modification Removal Tire Gear Change Calibration