Air Filters - Drop In

Constructed with 100-percent polyurethane boxed frame, this non-oiled OE replacement filter provides years of hassle free service. Three Layers of Progressive Synthetic (Dry) Media for Maximum...

Constructed with 100-percent polyurethane boxed frame, this high flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower and torque. Five layers of...

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...

This K&N racing air filter is made with 2 layers of cotton and does not come oiled. It was designed to provide even lower air restriction than our replacement air filters for street vehicles. K&N...

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...

Constructed with 100-percent polyurethane boxed frame, this non-oiled OE replacement filter provides years of hassle free service. Three Layers of Progressive Synthetic (Dry) Media for Maximum...

This filter features three layers of oil-free synthetic media and requires no oil during maintenance to provide maximum convenience. Its progressive layering provides great filtration efficiency and...

The K&N Flame Arrestor makes the best air-filtration technology available for marine engine use. Marine application owners can experience the increased horsepower and engine protection provided by...

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...

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...

With seven layers of progressively finer mesh cotton gauze/synthetic media between 100-percent polyurethane top and base, this high flow "oiled" conical performance filter provide maximum protection...

With seven layers of progressively finer mesh cotton gauze/synthetic media between 100-percent polyurethane top and base, this high flow "oiled" conical performance filter provide maximum protection...