Description

KN’s replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of vehicles 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 with a KN. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous KN Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need.
KN’s replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. Our stock replacement air filters for street vehicles are covered by KN’s Million-Mile Limited Warranty.

Fitment:
2015 Alfa Romeo 4C Base
2015 Alfa Romeo 4C Launch Edition
2015 Alfa Romeo 4C Spider
2016 Alfa Romeo 4C Base
2016 Alfa Romeo 4C Spider
2017 Alfa Romeo 4C Base
2017 Alfa Romeo 4C Spider
2018 Alfa Romeo 4C Base
2018 Alfa Romeo 4C Spider
2019 Alfa Romeo 4C Spider