The JB4 is a true user adjustable plug and play solution for all 252hp 4cylinders from the VAG group. Power Gains: Starting at 50bhp and 70ft lb with 91 octane/95Ron with + 4.0psi boost over stock on the default setting with no further mapping. Up to 75bhp and 90ft-lb with bolt on modifications, higher octane and boost adjustment with the optional optional Data Cable or Smart Phone Wireless connect kit
The JB4 features CANbus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air/fuel ratio, fuel trims, and engine knock, boost mapping by gear for improved traction, integrated water/meth control, and much more.
The unit can be used with our JB4 Bluetooth Connect kit providing for full in car engine parameter display, map switching and adjustment The JB4 Beta can also be stacked over a flash tune allowing for fine tuning as well as meth control with safety measures in place and full logging.
For more detailed information and user discussion visit: https://www.audiworld.com/forums/a4-b9-platform-discussion-212/jb4-information-thread-2-0t-252hp-2932627/#post25038485