C300/C400/C450/C43/C63/E63 JB4 Direct Boost Control Add On


This add on JB4 module provides direct control of your wastegate solenoid allowing the JB4 to hit higher boost targets in tuning situations where appropriate. The amount of offset applied is fully user adjustable in the JB4 interface using the "duty bias" and "FF" fields and automatically scales based on boost target.



• 2015+ C300/C400/C450/C43
• 2015+ C63/C63s AMG

• 2017+ E63/E63s AMG

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