Skunk2® 309-05-0095 - Pro Series™ Throttle Body Sealed ball bearings, a precision machined throttle plate and a honed oversized bore insures smooth operation on the most aggressive naturally aspirated and forced induction applications. Hard Anodized for Corrosion Resistance and Durability A larger throttle body is key to producing additional power throughout the powerband on modified engines with increased airflow demands and the Skunk2’s 70mm Pro Series Throttle Body delivers! Performance Throttle Body Skunk 2 309-05-1070 Skunk2 Racing Alpha Throttle Bodies | Summit Racing Civic Si RSX Throttle Body Skunk2's Pro Series Throttle Bodies are designed to be used with OEM Acura RSX (PRB) or Skunk2 Pro Series Intake Manifolds for bolt-on horsepower and torque... Sealed Ball Bearings for Smooth Operation., Retains IACV Circuit. Skunk2 is proud to introduce the 74mm Pro Series Throttle Body for Honda K20A/ K20A2/ K20A3/ K20Z1 engines found in the 2002-2005 Civic Si and 2002-2006 RSX Base & Type-S chassis. Skunk2 Pro Series Throttle Body for B, D, F & H Series - 74mm S2309-05 - King Motorsports Unlimited, Inc Fitment: 2002 - 2005 Honda Civic (2., 0L Si) and 2002 - 2006 Acura RSX (2., 0L Type S)