Want to modify or upgrade your 99-00 Honda Civic Si (EM1) with aftermarket valve springs, retainers? At ClubCivic.com we have a great selection of aftermarket performance parts for your 6th generation Honda Civic Si. We have 19 Valve Springs, Retainers available in our catalog and most have free shipping.
BLOX Racing Ti Retainers
![]() Starting at $152.13 BXPT-10400BLOX Racing Ti Retainers for B16A - B18C1-5 (1.6L - 1.8L DOHC VTEC) / H22A 2.2L DOHC VTEC 1999-2000 Honda Civic Si |
BLOX Racing Valve Springs
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Brian Crower Retainers
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Brian Crower Honda/Acura B18C/B16A H22 K Seriers F Series Titanium Retainers - LIMITED STREET/RAC 1999-2000 Honda Civic Si |
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Brian Crower Honda/Acura B18C/B16A H22 K Seriers F Series Steel Retainers - HIGH MILEAGE STREET 1999-2000 Honda Civic Si |
![]() Starting at $95.94 BC2020Brian Crower Honda/Acura B18A/B18B/B20B Titanium Retainers 1999-2000 Honda Civic Si |
Brian Crower Spring & Retainer Kits
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Brian Crower Honda Acura B18C/B16A/B17A Dual Spring & Titanium Retainer Kit 1999-2000 Honda Civic Si |
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Brian Crower Honda Acura B18C/B16A/B17A Dual Spring / Steel Alloy Retainer Kit 1999-2000 Honda Civic Si |
![]() BC0020
Brian Crower Honda/Acura B18A/B18B/B20B Dual Spring & Titanium Retainer Kit 1999-2000 Honda Civic Si |
![]() BC0020S
Brian Crower Honda/Acura B18A/B18B/B20B Dual Spring & Steel Retainer Kit 1999-2000 Honda Civic Si |
Brian Crower Valve Springs
![]() Starting at $265.85 BC1010Brian Crower Honda/Acura B18C/B16A/B17A & Nissan KA24DE Dual Valve Springs 1999-2000 Honda Civic Si |
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GSC Power Division Valve Spring Kits
![]() Starting at $346.25 5049GSC P-D Honda B-Series Vtec Dual Spring Set and Titanium Retainer 1999-2000 Honda Civic Si |
Manley Performance Valve Spring Kits
![]() Starting at $270.89 22105-16Manley Acura B Series V-Tec HP Race 16pc Valve Springs 1999-2000 Honda Civic Si |
Skunk2 Racing Alpha Spring/Retainer Kit
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Skunk2 Honda/Acura (B/D/F/K Series) Valve Keepers/Locks 7 Degree For OEM or Aftermarket Valves 1999-2000 Honda Civic Si |
![]() Starting at $338.14 344-05-1300Skunk2 Alpha Series Honda/Acura B Series Valve Spring and Titanium Retainer Kit 1999-2000 Honda Civic Si |
Skunk2 Racing Pro Valve Springs
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Skunk2 Pro Series Honda/Acura B-Series VTEC XP Valve Spring Set (Dual Springs) 1999-2000 Honda Civic Si |
Skunk2 Racing Titanium Retainers
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Skunk2 Pro Series Honda/Acura B16A/B17/B18C/H22A/F20B Titanium Retainers 1999-2000 Honda Civic Si |
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Skunk2 Racing Tuner Valve Springs
![]() Starting at $100.74 312-05-0200Skunk2 Honda/Acura VTEC B Series Spring Type Lost Motion Assembly Kit 1999-2000 Honda Civic Si |