Fitment Information   Honda Civic Si (2006, 2007, 2008, 2009, 2010, 2011) Specs & Features 50 state CARB Legal Aluminum Piping, Mandrel bent Corrosion Resistant Reusable and Washable filter no oil needed Direct bolt on easy to install design Dyno tested for maximum performance Designed and tested in the U.S.A C.A.R.B EO NUMBER: D-370-15     Product Description DC Sports Air Intake Systems provide the best of both worlds in heat protection and improved breathability. Every kit includes an air filter that requires no oil, therefore no chance in over oiling and getting oil in the intake track. Redline360 sells only genuine and authentic DC Sports performance products.