For K-swap Integra Civic K20A K20A2 K20A3 Manifold Flange. Adapts the RBC/RRC manifold flange to be used with K20A/A2/A3/Z1 throttle bodies. Type: Throttle Body Adapter. 1 Set Throttle Body Adapter. Works for Skunk2 & BDL Performance throttle bodies.