K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!
Technical Bulletin
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2009-2010	Ford	F-250 Super Duty	Cabela's
2008-2009	Ford	F-250 Super Duty	FX4
2008-2010	Ford	F-250 Super Duty	Harley-Davidson Edition
2008-2010	Ford	F-250 Super Duty	King Ranch
2008-2010	Ford	F-250 Super Duty	Lariat
2008-2010	Ford	F-250 Super Duty	XL
2008-2010	Ford	F-250 Super Duty	XLT
2009-2010	Ford	F-350 Super Duty	Cabela's
2008-2009	Ford	F-350 Super Duty	FX4
2008-2010	Ford	F-350 Super Duty	Harley-Davidson Edition
2008-2010	Ford	F-350 Super Duty	King Ranch
2008-2010	Ford	F-350 Super Duty	Lariat
2008-2010	Ford	F-350 Super Duty	XL
2008-2010	Ford	F-350 Super Duty	XLT
2009-2010	Ford	F-450 Super Duty	Harley-Davidson Edition
2008-2010	Ford	F-450 Super Duty	King Ranch
2008-2010	Ford	F-450 Super Duty	Lariat
2008-2010	Ford	F-450 Super Duty	XL
2008-2010	Ford	F-450 Super Duty	XLT
2008-2010	Ford	F-550 Super Duty	Lariat
2008-2010	Ford	F-550 Super Duty	XL
2008-2010	Ford	F-550 Super Duty	XLT