Uploaded November 2022 | Updated September 2026, 17 hours ago

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The JB4 is a legendary aftermarket tuning device for the BMW N54 engine from Burger Motor Sports. These days you can easily find them used on Facebook Marketplace which is where I found mine. In this video I'm gonna show you how to install it, update the firmware, and how to use it to go fast.

burgertuning.com

JB4 Menus:
jb4tuned.com/flash_files/jb4_wheel_1.jpg

JB4 Main Information Thread:
jb4tech.com/forum/model-specific-engine-tuning-modification-discussion/n54/115-e-series-n54-jb4

JB4 Firmware:
dev.jb4connectkit.com/client/firmware/?platform=30

00:00:00 Intro
00:00:23 Installation
00:10:17 Upgrading the Firmware
00:18:24 Installing the Bluetooth Module
00:26:30 JB4 Steering Wheel Interface
00:30:30 JB4 Phone App
00:35:23 Wrap-up

This video is for entertainment purposes only. 50sKid assumes no liability for any repairs or modifications performed by the viewer as a result of the information contained in this video.