Burger Motorsports JB4 Tuner

This quick install plug and play tuner connects to four easy to reach plugs on top of the engine and safely increases turbocharger output by 3-6psi producing significant power and torque increases. Timing and fueling are appropriately rescaled for the increased boost and the installation is completely reversible in seconds. Compatible with all wheel drive and rear wheel drive models. Power gains range from 30-60whp depending map. On racing fuel or E85 mixtures even higher gains are possible.

The JB4 features CAN-Bus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air/fuel ratio, fuel trims, engine knock, boost mapping by gear for improved traction, integrated water/meth control, and much more. The unit can be used with Burger's JB4 Bluetooth Connect kit providing for full in car engine parameter display, map switching and adjustments.

Power gains are up to 50whp for the C300, up to 60whp for the C400/C450, and up to 70whp for the C43. On racing fuel or E85 mixtures even higher gains are possible.

Not for sale or use in the state of California on any pollution-controlled vehicle as per the California Air Resources Board.