JB4 Direct (BCM) Boost Control Module
This optional add-on BCM module for select pneumatic wastegate vehicles gives the JB4 additional control to help dial in boost levels.
Vehicle Fitment
Audi
• Audi S4/S5/SQ5
Cadillac
• 2022+ CT4V Blackwing V6 3.6L Twin Turbo engines
Maserati
• 2013+ Maserati Ghibli, Ghibli S, Ghibli S Q4, and Ghibli Modena Q4
• 2014+ Maserati S Q4 Quattroporte 3.0L
• 2016+ Maserati Levante 3.0L Twin Turbo
Mercedes-Benz C-Class
• 2015+ C300/C400/C450/C43
• 2015+ C63/C63s AMG
Mercedes-Benz E-Class
• 2017+ E63/E63s AMG
Toyota
• 2021+ Toyota GR Yaris Turbocharged 3cyl
• 2023+ Toyota GR Corolla Turbocharged 3cyl
Install Guides
Cadillac CT4V Blackwing Install Guide
Toyota Corolla/Yarris BCM Install Guide
Mercedes-Benz C63 BCM Install Guide
Mercedes-Benz C43 BCM Install Guide
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