Filters
K&N 57-1135
Performance Air Intake System; K&N's easy to install air intake systems replace the restrictive factory air filter and air intake housing allowing for virtually unrestricted air flow. This power gaining air intake comes with K&N's One Year Limited Warranty.
K&N 57-2517
Performance Air Intake System; FIPK; FORD LIGHTNING V8-5.8L F/I; 1993-1995
K&N 57-1140
Performance Air Intake System; K&N's easy to install air intake systems replace the restrictive factory air filter and air intake housing allowing for virtually unrestricted air flow.
K&N 57-2526-2
Performance Air Intake System; FIPK; FORD FOCUS; L4-2.0L; 2000-04
K&N 57-1141
Performance Air Intake System; K&N's easy to install air intake systems replace the restrictive factory air filter and air intake housing allowing for virtually unrestricted air flow.
K&N 57-2547
Performance Air Intake System; FIPK; FORD FOCUS SVT; L4-2.0L 2002-04
K&N 57-1142
Performance Air Intake System; The 57-1142 scoop system is designed to provide your engine with a higher volume of fresh air, and helps keep the clutch cool through the use of a heat-resistant HDPE scoop and water-resistant DRYCHARGER pre-filter.
K&N 57-2604
Performance Air Intake System; A 50-state legal, simple and cost-effective direct replacement filter and intake tube combination guaranteed to increase horsepower and torque.
K&N 57-1143
Performance Air Intake System; The 57-1143 scoop system is designed to provide the engine with a higher volume of fresh air and helps keep the clutch cool through the use of two aerodynamic scoops and DryCharger pre-filters to preserve your RZR's performance.
