Ad: B58 JB4 Performance Kit With OBD now @ - FREE SHIP!!!

Nov 16, 2016
Toronto, Canada
B58 JB4 Performance Kit With OBD


Ready to take your BMW N58 turbo to the next level?

How about up to 60hp to the wheels (80hp crank) on a completely stock car on pump gas? The JB4 features a simple plug and play installation harness for easy installation and includes many features not found on any other tune. Including on the fly in dash map switching between factory and various performance maps, optional in dash gauge displays for boost, boost limiting by gear for improved traction in lower gears, progressive water/methanol support, ethanol fuels support, built in code reading, and much more.
Remember the JB4 does not require any additional modifications or previous stages. Simply install the JB4 as your first and only modification and enjoy an entirely new fast and smooth racing experience. The JB4 also does not require any user setup or customization but for more advanced enthusiasts the BMS DATA cable allows you to connect via a laptop for data logging and free software updates.


BMW 3 Series
• 2016+ F30 340i/340ix
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