K&N Universal Chrome Filter 4 inch FLG / 5 3/8 inch Bottom / 4 1/2 inch Top / 8 inch Height

K&N Universal Chrome Air Filter 4in Flange | 8in Height

Boost airflow and performance with the K&N Universal Chrome Cone Air Filter. Features a 4" flange, 5 3/8" base, 4 1/2" top, and washable oiled cotton media.

The K&N Universal Chrome Air Filter (4" Flange / 5 3/8" Base / 4 1/2" Top / 8" Height) delivers high-flow intake performance and engine protection for custom automotive builds and aftermarket intakes.

Constructed with premium multi-layer oiled cotton gauze, this tapered cone filter minimizes airflow restriction to enhance engine efficiency. It features a stylish, durable chrome top cap and a flexible, molded rubber flange designed to absorb engine vibration and provide a secure, clamp-on fit. Fully washable and reusable, this filter is built to last the lifetime of your vehicle.

Best Uses

1. Custom Engine Builds: Ideal for custom cold air intakes, turbo setup piping, and engine swaps requiring a 4-inch intake flange.
2. High-Performance & Racing Vehicles: Suitable for track cars, drag racing, and street performance builds needing unrestricted airflow.
3. Specialty Equipment: Great for tractors, generators, and off-road vehicles with custom 4-inch intake ducting.

Features

1. High-Flow Cotton Media: Premium pleated woven cotton gauze provides low restriction for maximized airflow.
2. Pliable Molded Flange: Ultra-strong rubber flange absorbs vibration and stretches up to 1/16" for a tight seal.
3. Chrome Top Cap: Features a sleek, polished chrome finish that adds a clean look to your engine bay.
4. Precision Dimensions: Engineered with a 4-inch inner diameter flange, 5 3/8-inch base, 4 1/2-inch top, and 8-inch height.
5. Clamp-On Design: Easy-to-install universal clamp-on construction for quick mounting.

Benefits

1. Increased Horsepower & Acceleration: High-airflow design helps your engine pull in cooler, denser air for improved power gains.
2. Washable & Reusable: Can be cleaned and re-oiled repeatedly, saving money over disposable paper filters.
3. Superior Engine Protection: Multi-layer filtration captures dust and airborne contaminants to guard internal components.
4. Vibration Resistant: Flexible rubber flange prevents loosening caused by harsh engine movement.
5. Universal Versatility: Fits a wide array of custom applications and intake configurations.