K&N 33-2819 Performance Air Filter For Ford Focus I Diesel 1.8 1998-2004

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N 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 K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty and will be the last air filter your vehicle will ever need. ,[More Information on K&N Replacement Air Filters], The K&N 33-2819 Air Filter fits some Ford Focus, Ford Focus ST170, Ford Focus SVT, Ford Tourneo Connect, and Ford Transit Connect models. See vehicle applications link for details. Installation Instruction Sheet