K&N Drop In Filter Element - Civic Type R FN2 simple1 Their aftermarket suspension parts are

Their aftermarket suspension parts are some of the best on the market

Upgrade your Skyline R34 GTT RB25DET today with the HKS Super Power Flow Air Intake Kit

2015) against 17 competitor wideband UEGO Air/Fuel Controllers

replacing the restrictive factory air-box

Not suitable for daily driven vehicles

K&N Drop In Filter Element - Civic Type R FN2 simple1 Their aftermarket suspension parts areK&Ns replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for virtually every vehicle on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it