The Injen SP polished cold air intake for 2006–2009 Honda Civic EX 1.8L replaces restrictive plumbing with 6061-T6 aluminum tubing and Injen’s MR tuning to improve airflow. The kit includes a SuperNano-Web dry filter, hardware and instructions, offers dyno-proven gains near 8 hp and 6.2 lb-ft of torque, maintains safe air–fuel ratios and adds a more aggressive engine tone without requiring extra tuning.
Injen 06-09 Civic Ex 1.8L 4 Cyl. (Manual) Polished Cold Air Intake