Want to modify or upgrade your 99-00 Honda Civic Si (EM1) with aftermarket fittings? At ClubCivic.com we have a great selection of aftermarket performance parts for your 6th generation Honda Civic Si. We have 2 Fittings available in our catalog and most have free shipping.
Radium Engineering Fittings
 14-0118
Radium Engineering M14 Inverted Flare to 6AN Adapter Fitting - Honda Style 1999-2000 Honda Civic Si |
Turbosmart FPR Adapters
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