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2016-2020 10th Gen Civic Si Air Cleaner Element

#17220FC4YA600

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WARNING: California Prop 65 Information

K&N Drop-in filter element for the 10th Gen Si airbox.

#18150F23SA600

Borla stainless steel downpipe that replaces the stock Cat for better exhaust flow and eliminates catalyst fowling or me...

#18300F23SB610M1

Stainless Borla racing exhaust. Right rear exit for standard floor. Lighter Height and higher flow. Installed silencer t...

#22100F23SA010

Previously IMSA-specified Minimum Weight (13 lbs.). Billet machined flywheel. To be used with OEM-style clutch assembly....

#23460F23SA110

High-strength replacement gear for 1.073 ratio (44/41) – Utilizes high-strength material, lower tooth count (29/27) for ...