JB4 N55 EWG Tuner w/ Bluetooth – Like New
$650
Selling a Burger Motorsports JB4 for BMW N55 EWG models with Bluetooth pre-installed. OBO. Like new condition. Installed once and removed shortly after. Works perfectly with no issues. Includes original box and wiring harness. Bluetooth module pre-installed for wireless connection through the JB4 app. This is a great performance upgrade that offers increased horsepower and torque while retaining factory drivability. Everything shown in the photos is included. Only used once for very short period.
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