JB4 Group 13
The JB4 is a true user adjustable plug and play solution. Power Gains: Starting at peak 25bhp and 50ft lb with up to 60hp in certain rpm ranges.
The JB4 features CANbus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air/fuel ratio, fuel trims, and engine knock, boost mapping by gear for improved traction, integrated water/meth control, and much more.
The unit can be used with our JB4 Bluetooth Connect kit providing for full in car engine parameter display, map switching and adjustment.
