JB4 Tuner for 2014+ Mercedes-Benz

The JB4 Tuner is a plug and play tuner that safely increases turbocharger output by 3-6psi, providing significant power and torque gains. It is compatible with various Mercedes-Benz models and offers power gains up to 70whp depending on the model. The tuner includes advanced features like CANbus and Bluetooth connectivity for performance mapping and tuning changes. The JB4 is easy to install and offers improved performance without compromising stock-like drivability. It is not VIN-locked and comes with a 5-year warranty. Overall, the JB4 is a versatile tuning system that has been a leading choice for turbocharged vehicle performance tuning for over a decade.

JB4 Tuner for 2014+ Mercedes-Benz –

Quick and easy installation tuner for 2014+ Mercedes-Benz models
Increases turbocharger output by 3-6psi for significant power and torque gains
Reversible installation in seconds, connects to engine plugs
Only tuning system with CANbus and optional BCM connections for improved performance
Power gains range from 30-70whp depending on model and fuel type
Compatible with JB4 Mobile for smartphone tuning and logging
Offers a variety of tuning maps, real-time engine parameter monitoring, and fault code reading/deletion
Features CANbus OBDII integration for enhanced tuning capabilities

– R 13300