BMS JB4 Tuner - BMW F8X M3/M4/M2 Competition S55Product Details: BMS JB4 Tuner BMW F8X M3 M4 M2 Competition S55 Overview: Gains 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

These are high quality speed point style studs

037260849C - Serpentine Belt w/AC (Continental Brand)

2016+ N55 BMW F87 M2 (EWG)

Based in Simi Valley

The reflash does not require ecu removal

Improves sports car sound and power throughout the RPM range

Stage 2 - 280 HP / 325 LB-TQ ( +80 HP / +118 LB-TQ )

Includes Deluxe Dual Style Tips in your choice of finish

The beep signal can be muted if desired

Lids press-formed from 304 stainless steel

The stunning carbon-fiber diffuser is offered as an option with the choice of a high-gloss or matte finish

such as aggressive drag racing