JB4 Tuner for 2008-2015 Audi B8 / 8.5 A4, A5, Q3, Q5 (2.0T Only)- Burger Tuning 420i (G26) Our jack pad also comes

Our jack pad also comes down when the jack is lowered so you don't have to worry about forgetting it on the car

Up to 75bhp and 90ft-lb Gain

which builds up as gunk on your intake valves over time

and adjustment The JB4 can also be stacked over flash tuning allowing for fine-tuning as well as water/methanol control with safety measures in place and full logging

JB4 Tuner for 2008-2015 Audi B8 / 8.5 A4, A5, Q3, Q5 (2.0T Only)- Burger Tuning 420i (G26) Our jack pad also comesThe JB4 is a true user adjustable plug and play solution. Power Gains: Starting at peak Gains 28whp 50ft lb. Peak gains 40whp. in certain rpm ranges. The JB4 features CANbus connectivity for more advanced tuning, direct AFR control, advanced safety systems for boost, air fuel ratio, fuel trims, and engine knock, boost mapping by gear for improved traction, integrated water meth control, and much more. The unit can be used with our JB4 Bluetooth