BMS JB4-EA825 Tuner JB4 for AUDI RS6 / RS7 (C8) / RS Q8 / LAMBORGHINI Urus

Description BMS JB4-EA825 Tuner JB4 for AUDI RS6 / RS7 (C8) / RS Q8 / LAMBORGHINI Urus

The BURGER MOTORSPORTS JB4 is an advanced plug-and-play tuning system designed to deliver substantial power gains without the risks associated with ECU flashing. On a stock vehicle, the JB4 offers wheel gains from 70 hp and 100 lb-ft of torque, with maximum increases of up to 120 whp and 160 wtq, enabling quarter-mile performance deep into the 10-second range. Through full CANbus integration via the OBDII port, the JB4 provides superior boost targeting, electronic wastegate control, advanced tuning functionality, and built-in safety features.

Installation is quick, fully reversible, and requires no permanent modifications, connecting to the TMAP sensors and OBDII port. Users benefit from free firmware updates via JB4 Mobile or the BMS Data Cable, ensuring continuous performance refinement and access to additional maps. Wireless connectivity is available through the JB4 Mobile adapter or the in-house JB4PRO adapter, each offering smartphone integration for tuning adjustments, data logging, diagnostics, and firmware updates.

• Power gains of up to 120 whp and 160 wtq on a stock vehicle
• Full CANbus OBDII integration for advanced control and safety
• Preloaded with up to 8 maps for various fuels and modifications
• Plug-and-play installation with billet aluminum enclosure
• Compatible with JB4 Mobile and JB4PRO smartphone connectivity
• Runs seamlessly across all driving modes with unchanged fuel economy under normal driving
• Ethanol (E85) compatible tuning maps
• Able to read and delete fault codes
• Not VIN locked; easily removable and resellable
• 5-year warranty, made in the USA

Vehicle Fitment:

• Audi 2024+ C8 RS6 Performance
• Audi 2024+ C8 RS7 Performance
• Audi 2020+ C8 RS6
• Audi 2019+ C8 RS7
• Audi 2020+ SQ7
• Audi 2020+ SQ8
• Audi 2019+ RS Q8
• Audi 2019+ S8
• Lamborghini 2018+ Urus