Skunk2s Cold-Air Intake Coupler allows for easy installation of Skunk2s ’12-’13 Civic Si Cold-Air Intake when using a Pro Series Intake Manifold, RBC Manifold or similar.
Skunk2 12-13 Honda Civic Si Throttle Body Intake Coupler for Pro Series /RBC Manifold
Cold Air Intake Coupler; For Use w/RBC/Skunk2 Intake Manifold;
Cold Air Intake Coupler
12+Civic Coupler for