K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Filter: Flange Diameter: 3.25 In, Filter Height: 5.4375 In, Flange Length: 0.78125 In, Shape: Round Tapered, RU-1637

" K&N Universal Clamp-On Air Filter: High Performance, Premium, Replacement Filter: Flange Diameter: 3.25 In, Filter Height: 5.4375 In, Flange Length: 0.78125 In, Shape: Round Tapered, RU-1637 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 " Fits Select: 2013-2016 FORD FUSION 4 Cyl 2 L and more - add your vehicle to our fit widget to check