EFILive V3 Scan and Tune GM Black Bear Performance offers three

Black Bear Performance offers three different levels of custom tuning for your 1999-2000 Chevrolet Express 4

Accommodation of Most Modifications (Internal engine modifications

Black Bear Performance offers our AutoCal custom tuning service for your 2014-2018 Chevrolet Silverado 4

Faster Transfer Speeds with Wi-Fi

we can help your engine perform as optimally as possible

EFILive V3 Scan and Tune GM Black Bear Performance offers threeInterested in tuning your own vehicle? Or would you like to have one of the most powerful PC based scan and diagnostic tools available for your GM vehicle? EFILive is the best option for you. With the V3 Scan and Tune, you will be able to scan an unlimited number of applicable vehicles and tune two applicable vehicles right out of the box. To see a list of applicable vehicles, please visit EFILive's site at: https: www. efilive. com vehicles