JB4 Tuner for S63 F9x M5/M8/X5M/X6M b58

JB4 Tuner for S63 F9x M5/M8/X5M/X6M b58Power gains of up to 80 wheel horsepower on pump gas and up to 150 wheel horsepower on race gas on a stock vehicle without the risks of flashing! The M JB4 takes everything that is great about the all wheel drive F9x M5 & M8 platform and amps it up to the next level. Power gains of up to 80whp and 100wtq bring the car to life allowing 1 4 mile potential deep into the 10s. Unlike other generic tuning devices, the JB4 includes full CANbus integration

CAD/CAM designed cast bell mouth for seamless flange to pipe transition

• Super fast install and removal

but still comfortable and with less bounce

• (1) BMS Aluminum Replacement Charge Pipe

Shifting with NLS also completely removes the "shift bog" some would experience when traditionally WOT shifting quickly

You can install MHD right at home and tune your S58 immediately

the all new bootmod3 Wireless Adapter

It achieves perfect reliability and is the quickest adapter currently offered on the market - faster than previous generation adapters (black

150whp* (Rated for 975whp on 100% E85) and is ready to grow with you as your needs demand

Fine-tune ride height after installation with the AST height adjuster

70 x 12 Phillips  bracket screw

CNC machined