
The Injen SP cold air intake for 2002–2005 Honda Civic Si (2.0L) replaces the stock intake path with 6061-T6 aluminum tubing and incorporates Injen’s tuned MR and Air Fusion technologies. It includes a SuperNano-Web dry filter and hardware, provides dyno-proven gains up to about 12.1 hp and 12.7 lb-ft of torque, maintains a safe air–fuel ratio and delivers a pronounced, aggressive intake tone under throttle.
Injen 02-05 Civic Si Black Cold Air Intake