Want to modify or upgrade your 99-00 Honda Civic Si (EM1) with aftermarket headers & manifolds? At ClubCivic.com we have a great selection of aftermarket performance parts for your 6th generation Honda Civic Si. We have 2 Headers & Manifolds available in our catalog and most have free shipping.
BLOX Racing Headers
 Starting at $680.00 BXEX-00501BLOX Racing Max-Flo B-series 4-2-2-1 Tri-Y Exhaust Header 1999-2000 Honda Civic Si |
 Starting at $1962.81 BXEX-00510-TIBLOX Racing K-Swap EG/EK/DC Titanium Header 1999-2000 Honda Civic Si |