Description

K&N’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 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.
K&N’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 K&N’s Million-Mile Limited Warranty.

Fitment:
FordF-250 Super DutyCabela’s2009
FordF-250 Super DutyCabela’s2010
FordF-250 Super DutyFX42008
FordF-250 Super DutyFX42009
FordF-250 Super DutyHarley-Davidson Edition2008
FordF-250 Super DutyHarley-Davidson Edition2009
FordF-250 Super DutyHarley-Davidson Edition2010
FordF-250 Super DutyKing Ranch2008
FordF-250 Super DutyKing Ranch2009
FordF-250 Super DutyKing Ranch2010
FordF-250 Super DutyLariat2008
FordF-250 Super DutyLariat2009
FordF-250 Super DutyLariat2010
FordF-250 Super DutyXL2008
FordF-250 Super DutyXL2009
FordF-250 Super DutyXL2010
FordF-250 Super DutyXLT2008
FordF-250 Super DutyXLT2009
FordF-250 Super DutyXLT2010
FordF-350 Super DutyCabela’s2009
FordF-350 Super DutyCabela’s2010
FordF-350 Super DutyFX42008
FordF-350 Super DutyFX42009
FordF-350 Super DutyHarley-Davidson Edition2008
FordF-350 Super DutyHarley-Davidson Edition2009
FordF-350 Super DutyHarley-Davidson Edition2010
FordF-350 Super DutyKing Ranch2008
FordF-350 Super DutyKing Ranch2009
FordF-350 Super DutyKing Ranch2010
FordF-350 Super DutyLariat2008
FordF-350 Super DutyLariat2009
FordF-350 Super DutyLariat2010
FordF-350 Super DutyXL2008
FordF-350 Super DutyXL2009
FordF-350 Super DutyXL2010
FordF-350 Super DutyXLT2008
FordF-350 Super DutyXLT2009
FordF-350 Super DutyXLT2010