3) DemonstrationįREE next day UK delivery if ordered before 11am! We can also ship worldwide, simply enter your full address during checkout. It's compatible with all JB1 & JB4 tuning boxes.īMS JB4 Connect Kit (Rev. Charge your phone while using JB4 softwareĭOWNLOAD INSTALL GUIDE HERE USER GUIDE & TROUBLESHOOTING.Change user adjustment/methanol settings.Graph/email your logs to review performance.Take logs to tune your vehicle to perfection.Monitor your vehicle with a variety of live gauges Without the JB4 The midrange kick is gone 2500 to 3500 RPM, of course But the kick made the throttle touchy right where I set higher-than-stock boost levels (2k-3k RPM) You know what The stock VW 1.8 is pretty good the way it is I ran the JB4 with its stock settings for a month before increasing the boost at certain RPM levels.Connect and control your JB4 tuner wirelessly.This adapter is not compatible with the JB4 windows interface. Please note the JB4 Mobile app is available for both iOS or Android and sold separately via the iOS or Android app store on your phone. Just plug it in to the JB4 where your BMS DATA cable connects, attach the power and ground wire to the JB4 harness using the included connectors, purchase the JB4 Mobile app, and you're off and running. View critical engine data in real time, datalog, read codes, change maps, update settings, update firmware, and more, all from the palm of your hand! The REV3 mounts next to the JB4 in the engine bay eliminating the need to run a BMS DATA cable inside the cabin. The JB4 Connect Kit (Rev 3.6) allows your Bluetooth 4.0 compatible iOS and Android devices to connect wirelessly to your JB4. 00 JB4 VW Golf R Golf GTi T Roc R Seat Leon Cupra Audi TTS Audi S1 S3 A1 A3. Gray shell can be removed for use with all newer JB4 systems. Top quality performance parts tuning software and custom wheels for Audi. Includes an extra gray shell for use with older E chassis BMW JB4 systems. Bluetooth your JB4 to your Phone Wirelessly!

Jb4 software vw