Want to modify or upgrade your 12-15 Honda Civic Si (FB6/FG4) with aftermarket silicone couplers & hoses? At ClubCivic.com we have a great selection of aftermarket performance parts for your 9th generation Honda Civic Si. We have 1 Silicone Couplers & Hoses available in our catalog and most have free shipping.
Grams Performance Silicone Coupler
 Starting at $10.99 G09-99-3130Grams Performance 3.15in to 3.00in Silicone Reinforced Reducer Coupler for 72mm Throttle Body 2006-2015 Honda Civic Si |