JB4PRO BMW B58 & S58 Flex Fuel Add On Harness Add Port Injection Harness?:Yes 2014–2017 Mercedes Benz S 63

2014–2017 Mercedes Benz S 63 (W222/C217) 577HP

By tapping into specific sensors and CANbus for real time vehicle data the JB4 is able to alter your boost

and helps maintain consistent power output — even during extended track sessions or aggressive street driving

Enhance your vehicle's performance and comfort with the S&B Body Mount Kit

JB4PRO BMW B58 & S58 Flex Fuel Add On Harness Add Port Injection Harness?:Yes 2014–2017 Mercedes Benz S 63This plug and play JB4PRO add on harness for the BMW B58 and S58 platforms connects an ethanol sensor and an additional pressure sensor to the JB4PRO system. Includes a PNP 12v adapter and safety fuse for a simple clean install. For those running port injection also get the add on port injection harness which connects the JB4PRO flex fuel harness to your six additional port fuel injectors.