The Greddy RX Billet Throttle bodies were built to work in conjunction with the Greddy RX Intake Manifold for the Nissan R35 GT-R. The purpose of Greddy designing this piece was for high horsepower (1,000+ HP) builds.
Mounting Diameter - 75mm
Butterfly Diameter - 68mm
Plenum Diameter - 70mm
OEM electronic connections are reused on the throttle bodies.