Injen SP1578_Honda Civic Si 2006-2011 Cold Air Intake Kit

2006,2007,2008,2009,2010,2011 Honda Civic Si 2.0L , SP Series Cold Air Intake System by Injen. Traditional air intake system that takes the place of your factory airbox and factory air intake ducting. Injen's SP series features an EA Nanofiber air filter allowing improved airflow.The intake tube is made of aluminum alloy, mandrel formed thereby smoothing the airflow path into the engine. The increase in airflow and air velocity translates into more efficient operation allowing for more power, increased throttle response and better fuel economy.