K&N Air Filter Replacement F-150 2009-2022/ F-150 Raptor 2010-2022/ F-250/ F-350/ F-450/ F-550 2008-2016

Have you been regularly checking and changing your old and filthy air filter for proper maintenance and upkeep? Having a clean air filter is vital to maintaining and increasing horsepower and acceleration in your Ford Truck. K&N's Replacement Air Filter (33-2385) is a washable and reusable drop-in high-performance air filter that provides superior filtration over standard paper filters.

Features and Benefits:
- Designed to increase horsepower and acceleration
- Washable and reusable
- High air flow with excellent filtration
- Lasts up to 50,000 miles before cleaning is required depending on driving conditions
- Works with OEM vehicle electronics
- 50 State emissions legal

Constructed with 2 aluminum wire mesh sheets, surrounding 4 to 6 layered sheets of high-flow cotton gauze, that are pleated and oiled, to augment filtering and overall performance.

Designed to fit directly in to your existing factory air box for a simple installation, just remove the old disposable air filter and swap it out with this new K&N Replacement Air Filter. K&N implements a drop-in design for simple and fast added performance and improved acceleration. The air filter can add approximately 1 to 4 horsepower to your engine.

Vehicle Fitment:
 - 2009-2022 F-150
 - 2010-2022 F-150 Raptor
 - 2008-2016 Super Duty