JB4 Tuner for 2017-Present Porsche Carrera, S, GTS - Burger Tuning a7 c7 The JB4 is a plug

The JB4 is a plug and play Ford Focus RS tuner that plugs into easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost

This comprehensive upgrade replaces your stock LPFP assembly with a high-performance

If you are using an Apple product the app can be found by clicking here

*For the BMW F-series EWG JB4 platform connect the white wire to position #14 on the JB4 25 pin harness

JB4 Tuner for 2017-Present Porsche Carrera, S, GTS - Burger Tuning a7 c7 The JB4 is a plugPower gains of up to 40hp and 60tq to the wheels on a stock Porsche! The JB4 is an easy to install plug and play tuner that attaches to sensors in the engine bay and works with your factory ECU tuning to remap boost, timing, and fueling for optimal performance and reduced turbo lag. Includes full SENT sensor technology required for properly tuning the latest Porsche platforms. Includes full CANbus allowing the JB4 to access and incorporate all engine