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Ignitions and Electrical› Computers, Chips, Modules and Programmers

Burger

JB4 Tuner B38/B46/B48 Engine

$615.48 $159.00 Save $456.48

SKU: JB4_B48

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Burger JB4 Tuner is an advanced tuning system designed for B38/B46/B48 MINI engines. It offers power gains of up to 40hp to the wheels and features a simple plug-and-play installation. The JB4 includes features such as on-the-fly map switching, boost control by gear, E85 fuel support, and built-in data logging.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBurger
Part NumberJB4_B48
CategoryIgnitions and Electrical

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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