Mishimoto 06-11 Honda Civic Si Performance Air Intake w/ Heat Shield - Wrinkle Black turn14-product-not-found-review 5″ in diameter throughout

5″ in diameter throughout

Towards the side of the plate is a cutaway that provides easy access to the OEM 12v port

capable of shortening throws by up to 40%

Revolver X4ts 05-21 Frontier 6' w/ Factory Bed Rail Caps

Mishimoto 06-11 Honda Civic Si Performance Air Intake w/ Heat Shield - Wrinkle Black turn14-product-not-found-review 5″ in diameter throughoutManufacturer Part # : MMAI CIV 06SIHWBK Market Description Add horsepower and sound to your Civic Si with the new Mishimoto Civic Si Performance Air Intake. This kit is engineered specifically for your 2006 2011 Honda Civic Si and includes everything needed to replace the restrictive stock airbox. This dyno proven air intake provides 8 hp and 6 tq gains over the stock intake while maintaining safe air fuel ratios. Installation is quick and simple,