S55 JB4 Tuner for BMW F80 M3, F82 M4, F87 M2 Competiton - Burger Tuning Type:Normal 8L Air Intake System
S55 JB4 Tuner for BMW F80 M3, F82 M4, F87 M2 Competiton - Burger Tuning Type:Normal 8L Air Intake SystemGains are up to 80whp 100tq on pump gas and up to 120whp 140wtq on higher octane or E85 mixtures without the risks of flashing! The ultimate tuner for your S55 powered vehicle, the JB4 allows you to go from factory stock to full race, and everywhere in between with the push of a button on your steering wheel or phone. The JB4 installs and removes easily and includes many unique features not found in any other tune, including user adjustable 1st and
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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4