JB4 Tuner for 2021+ Audi A3 8Y & 2024+ VW MK8 GTI (Gen4) - Burger Tuning

JB4 Tuner for 2021+ Audi A3 8Y & 2024+ VW MK8 GTI (Gen4) - Burger TuningThe JB4 is a true user adjustable plug and play performance tuner. Power Gains: Starting at 50bhp and 55ft lb with 91 octane 95Ron, 65hp and 65ft lbs on 93 octane 98Ron. The JB4 is a true user adjustable plug and play performance tuner for all EA888 Gen4 based models in the Audi Group range with electric assist. Now includes the JB4PRO adapter and free app built in! The JB4 features CANbus connectivity for more advanced tuning, direct AFR control,

Shown on a BMW G30 M550

BMW F80 M3 Sedan (including CS)

while the MAF Extension Harness helps prevent check engine lights by optimizing airflow and maintaining OE signal values

This is a true plug-and-play solution that requires no additional wiring

Standard Capacity:

Front Mount (Behind the grill) BMS Intakes are available here

the S&B intake tube maintains a smooth

Press the cap on hard all the way down until it's a tight fit over the factory cap

including the ARM S55 Downpipes

This temperature control is crucial for preventing heat soak

designed to improve airflow while providing robust protection for your engine

⚠️ Be advised this intake only fits the exact years and models listed above