N54 JB4

N54 JB4

N55 F Series JB4

N55 F Series JB4

S55 JB4

was €799.00 Special Price €599.00
In stock
SKU
S55 JB4

The ultimate tune 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. The JB4 installs and removes easily and includes many unique features not found in any other tune including user adjustable 1st and 2nd gear boost limiting, map switching in dash, electronic wastegate control, ethanol fuel support, and built in advanced CANbus based diagnostic tools. Installation is completely removable with no splicing or cutting of factory wires. 

For the latest performance results, updates, firmware, and map guide be sure to visit N54tech.com.

Applications:

BMW M3 
• 2014+ F80 M3

BMW M4
• 2014+ F82 M4

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