S68 JB4 Tuner For 2023+ BMW XM & 2024+ BMW X5M / X6M - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) 89mm quick connect Fitting

89mm quick connect Fitting

In testing we found the ARM Bi-Cooler Setup to be incredibly effective

Handles High Boost

Now you can extend the life of your automatic transmission by installing the new Burger Motorsports High Capacity Trans Cooler kit

optional boost gauge displays

S68 JB4 Tuner For 2023+ BMW XM & 2024+ BMW X5M / X6M - Burger Tuning Select:JB4PRO Adapter (Uses Free JB4PRO App) 89mm quick connect FittingGains are 125whp on pump gas and up to 260whp on higher octane or E85 mixtures. The ultimate tune for your 4. 4L S68 powered BMW XM, X5M, & X6M. The JB4 allows you to go from factory stock to full race and everywhere in between. The JB4 installs and removes easily and includes many unique features not found in any other tune, including user adjustable 1st and 2nd gear boost limiting, smartphone integration, electronic wastegate control, ethanol fuel