BMW B38, B46, B48, B58 JB Plus Quick Install Tuner 220i (G42) however we set each unit

however we set each unit up to run precise sequential port injection so fuel is being injected at the exact moment it should be for efficiency

The ARM Jetta/GLI downpipe features a full 3" stainless steel construction with smooth bends for improved exhaust flow

Offered in two finishes

and factory like fittings for a direct bolt on installation

BMW B38, B46, B48, B58 JB Plus Quick Install Tuner 220i (G42) however we set each unitUnlock Instant Power with the JB Plus Plug in up to 40 extra wheel horsepower in seconds with our top rated JB Plus quick install tuner for BMW & MINI, specifically designed for B38, B46, B48, and B58 engines. As a leading BMW tuner, the JB Plus allows user adjustable boost up to 4. 5 psi over stock, delivering impressive gains of up to 30 wheel horsepower and 40 wheel torque on the B48, and up to 40 wheel horsepower and 50 wheel torque on the B58