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The Injen SP cold air intake for 2017–2020 Honda Civic Si 1.5L turbo uses 6061-T6 aluminum tubing and Injen’s patented MegaRam and Air Fusion tuning to improve airflow and safe power delivery. The kit includes a serviceable SuperNano-Web dry filter and hardware, and is dyno-proven for gains up to 29 hp and 25 lb-ft. Note: not CARB exempt and unavailable for sale in California.
Injen 2017+ Honda Civic Si 1.5L Black Cold Air Intake
