Bmw 335i With Jb4 Tune. Discount codes jb4 n54. N54 jb4 bmw performance tuner.
N54 jb4 bmw performance tuner. How to connect your jb4 chip to your laptop to change maps or delete codes etc on my 335i n54. The jb4 includes a simple plug and play installation harness and is compatible with all ecu versions and transmission.
We recommend it as the starting place for all those new to modifying their car and those who plan to continue.
How about up to 80hp to the wheels 100hp crank on a completely stock car up to 160hp to the wheels on factory turbos or up to 350hp to the wheels on a fully modified car with larger turbo s. The tuner installs between your car s sensors and it s ecu computer and manipulates how the car runs via these connections. How about up to 80hp to the wheels 100hp crank on a completely stock car up to 160hp to the wheels on factory turbos or up to 350hp to the wheels on a fully modified car with larger turbo s. How to connect your jb4 chip to your laptop to change maps or delete codes etc on my 335i n54.
