Burger Motorsports JB4 Tuning Box Audi 4.0 TFSI (Group 11)

Burger Motorsports JB4 tuning box for Audi 4.0 TFSI Group 11 applications.

The JB4 is an easy-to-install plug-and-play tuner that connects to sensors in the engine bay and works alongside the factory ECU to adjust boost, timing and fuelling for improved performance and reduced turbo lag.

On a stock vehicle, quoted gains are up to 60 hp and 75 tq at the wheels. Results depend on map settings, fuel quality, engine condition, supporting hardware and ambient conditions.

Estimated output: Stock: 420-560 BHP/700 Nm. Map 1/2 or 6: 480-620 BHP/775 Nm.

Key features: CAN bus/OBDII integration, up to eight maps, JB4 Mobile compatibility, smartphone logging and map changes, fault-code read/delete, E85-compatible maps, plug-and-play installation, no VIN lock, and removable/resellable hardware.

Compatibility: Audi C7/C7.5 S6, C7/C7.5 S7, S8, RS6, RS7 and A8 4.0TT. Confirm fitment before ordering.

Mobile app note: JB4 Mobile, Bluetooth Connect Kit and/or the BMS data cable may be required or sold separately depending on your setup.