Bmw 335i Jb4 Maps. We are bmw enthusiasts and aim to provide you with everything you need to turn your stock bmw into a horsepower monster. Bms sponsors and attends several 1 4 mile and 1 2 mile races per year continuously improving the jb4 base maps and features based on real world experience and feedback.
Both options allow you to record and analyze vehicle and tuning data change jb4 performance maps and update jb4 firmware as we release free newer versions with updates more powerful maps and new features under development. Bms sponsors and attends several 1 4 mile and 1 2 mile races per year continuously improving the jb4 base maps and features based on real world experience and feedback. In addition to several performance maps which can be selected on the fly right from the drivers seat the jb4 includes a 100 stock bypass map a valet mode ethanol fuel e85 support progressive water methanol injection support racing fuel map an auto tuning map that adjusts the.
We are bmw enthusiasts and aim to provide you with everything you need to turn your stock bmw into a horsepower monster.
S55 m3 m4 jb4 map guide map 0. We recommend it as the starting place for all those new to modifying their car and those who plan to continue. The tuner installs between your car s sensors and it s ecu computer and manipulates how the car runs via these connections. For the latest performance results updates firmware and map guide be sure to visit n54tech.
