KN Filter Universal Rubber Filter 3 1/2 inch Flange 4 5/8 inch Base 3 1/2 inch Top 7 inch Height

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.

" K&N Universal Clamp-On Engine Air Filter: Washable and Reusable: Round Tapered; 3.5 in (89 mm) Flange ID; 7 in (178 mm) Height; 4.625 in (117 mm) Base; 3.5 in (89 mm) Top , RU-3130 Engineered Power: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration. Clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%. Easy Installation: Pre-oiled and ready to drop into your factory air box. One of the easiest and most cost-effective upgrades for your vehicle for quick performance gains. Saves Money: K&N high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters. Eco-Friendly: Using a washable, reusable product helps reduce replacement waste. A K&N filter will last longer than 10 disposable filters. World Class Protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants. Low-Maintenance Design: 50,000 miles before your first cleaning under normal highway driving conditions. High Quality Race Tested: The Official Air Filter of NASCAR. Trusted on the racetrack—made for your vehicle. N0-Hassle Warranty: 1-Year Limited Warranty "