K&N E-2021 round high-performance replacement air filter is reusable and engineered to last for the entire lifespan of your vehicle.
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 increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!
K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: 2004-2012 BMW (316i, 318i, 320i, 118i, 120i, X1 18i, 116i, 320si), E -2021
Replacement K&N Air Filter for Clarity Air Cleaners
K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow up to 50%. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle or outdoor power small engine.
K&N E-0650 Replacement Air Filter
K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N makes over 1,200 different replacement air filters for the majority of vehicles on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple.
K&N E-0638 Mercedes-Benz CLA45 AMG Replacement Air Filter
K&N Drop-In Air Filter (Macan)
K&N RE-0950 Air Filter - 3.50 Inlet
ENGINEERED POWER: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration.
K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: Compatible with Select Briggs and Stratton/Ez Go/John Deere Engines
K&N E-0665 Replacement Air Filter
REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you up to $125 vs. purchasing multiple disposable filters (compared
K&N Engine Air Filter: Reusable, Clean Every 75,000 Miles, Washable, Replacement Car Air Filter: Compatible 2006-2021 CITROEN/FIAT/PEUGEOT/DODGE
