Brian Crower 31mm Exhaust Valve Set (8pcs) Honda Civic Si 2006-2011 | BC3045 33918 The undercut stem above the

The undercut stem above the head area not only reduces overall weight for extended rpm potential

Part #: 692 541 A

Part #: HD0203SBIMP-CWII

Exhaust 264 / 222 @

Unlike other assembly lubes

Brian Crower 31mm Exhaust Valve Set (8pcs) Honda Civic Si 2006-2011 | BC3045 33918 The undercut stem above theFitment Honda Civic Si (20062011 K20Z3 applications) Acura RSX Type S (K20A2) Acura TSX (K24A2 builds with K series heads) Other K20 K24 hybrid and swap applications The Brian Crower BC3045 Exhaust Valve Set is a performance upgrade designed for Honda and Acura K Series engines, including K20A2, K20A, and K20Z3 applications. These valves are engineered for high RPM and high performance builds where improved exhaust flow, durability, and heat