2.0T JB4 Tuner For 2017-2021 Audi A4, A5, A6, Q5, Q7 (248HP/252HP) - Burger Tuning

2.0T JB4 Tuner For 2017-2021 Audi A4, A5, A6, Q5, Q7 (248HP/252HP) - Burger TuningUp to 75bhp and 90ft lb Gain from Gen 3 B9 A4 A5 A5 Q5, C8 A6 The JB4 is a true user adjustable plug and play solution for all 252hp 4 cylinders from the VAG group. Power gains start at 50bhp and 70ft lb with 91 octane 95Ron with + 4. 0psi boost over stock on the default setting with no further mapping. Up to 75bhp and 90ft lb with bolt on modifications, higher octane, and boost adjustment with the FREE JB4PRO app. The JB4 features CANbus connectivity

Both are fully plug and play solutions

• Includes multiple tuning maps for different fuel types

Firmware update loaded via JB4 Mobile or a BMS Data Cable will be provided free of charge as we expand the JB4's performance

• 2017+ VW Aerton 2

Audi TT: 2016

G-Chassis BMW & Toyota Supra

air/fuel ratio

• 2016+ Mercedes-Benz GLE 250

This is recommended for those of you who wish to use a custom or aftermarket oil cooling kit

while Silver Sport can run up to 5psi over stock on good 93 octane fuel

Bmw M140i 2016 to 2019

including user adjustable 1st and 2nd gear boost limiting