For the next level in turning and power, the JB4 has arrived for your BMW F30 328i / F10 528i / E89 Z4 / E84 X1. The BMS Burger Tuning JB4 expands upon the Stage1 tune with added CANbus functionality. This allows you to have multiple maps that can be changed directly from the dashboard as well as diagnostic tools, code reading, ethanol support and more. It is fully plug and play and attaches to four easy located sensors under the engine bay.
If you have any further questions about our JB4 Tuner for the F30 328i / F10 528i N20 please give us a call at 714-582-3330
THIS ITEM CAN NOT BE SHIPPED OR INSTALLED IN CALIFORNIA
THIS PRODUCT IS INTENDED FOR USE WITH CLOSED COURSE COMPETITION VEHICLES ONLY
THIS RACING PART IS ONLY TO BE USED WITH COMPETITION RACE VEHICLES OPERATED ON A CLOSED COURSE
CALIFORNIA CUSTOMERS PLEASE VIEW BURGER MOTORSPORTS'S EMISSION GUIDELINES