BMW Mini Cooper B38/ B46/ B48 JB4 Tuner - Burger Tuning Choose your vehicle:2020+ MINI Cooper S and JCW Map 0: Disable JB4 /

Map 0: Disable JB4 / Full Pass Through Mode

after the intercooler but before the throttle body

New Bosch Filter: Ensures clean fuel delivery

4L BMW F06 650i N63/TU 4

Honda Civic Type R

BMW Mini Cooper B38/ B46/ B48 JB4 Tuner - Burger Tuning Choose your vehicle:2020+ MINI Cooper S and JCW Map 0: Disable JB4 /Ready to take your MINI B38 B46 B48 turbo to the next level? The JB4 is the most advanced and highly featured tuning system available for your B38 B46 B48 MINI. Power gains are up to 40hp to the wheels (55hp crank) for a B48, gains with bolt on parts, higher octane, E85 mixtures, and larger turbos are even higher. The JB4 features a simple plug and play installation harness for easy installation and includes many features not found on any other tune.