Want to modify or upgrade your 16-21 Honda Civic Si (FC1/FC3) with aftermarket valve springs, retainers? At ClubCivic.com we have a great selection of aftermarket performance parts for your 10th generation Honda Civic Si. We have 1 Valve Springs, Retainers available in our catalog and most have free shipping.
Brian Crower Spring & Retainer Kits
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