EFILive AutoCal V3 Tuning System - Open-Box Active Fuel Management Disable 0L engines will typically see

0L engines will typically see a 20-35hp gain and 25-30ft-lbs

Whether you are encountering an issue with the security system that is preventing your engine from starting or you are swapping a GM engine into an old hot rod

3L engines will typically see a 15-25hp/15-20ft-lbs gain (octane dependent)

3L variations and 6

if you have or plan on an aftermarket cam swap

EFILive AutoCal V3 Tuning System - Open-Box Active Fuel Management Disable 0L engines will typically see** We have 1 AutoCal that has been returned exchanged. It is a fully functioning unit that has been previously opened so we are reselling it at a slightly discounted price. Looking for a versatile tuning system that will grow with your modifications while providing improved shifting, throttle response, and horsepower and torque gains? Need to program a newer 6 or 8 speed car or truck, but aren't able to meet up for our in person event? Would you like