74mm Drive By WireThrottle BodyApplications: 06 15 Civic Si 06 09 S2000 13 15 ILX 09 14 TSX Notes: * Flashpro is required Specification: Our 74mm Drive By Wire Throttle Body is direct bolt on to RBC RRC manifolds and others with the same bolt pattern. It is a true 74mm bore which is larger than ZDX throttle at the butterfly. This throttle body requires some form of engine management (Flashpro) to properly manage the increased airflow. We used the stock configuration and design