JB4 Upgrade Kit – EA888 Engine

Upgrade your existing Burger Motorsports JB1 to a EA888 JB4 system. 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.

This JB4 requires exclusive OBDII/CANbus access while tuning is enabled and is not compatible with various CANbus enabled boost gauges or 3rd party devices that also require OBDII/CANbus.

All Upgrade Kits sold by AutoInstruct are for Right Hand Drive (RHD) Vehicles. Select your JB1 as per the model images below.

Please see the installation tutorial here.