KN HighFlow Original Lifetime Engine Air Filter Increase Power Acceleration Washable Premium Replacement Car Air Filter Compatible with 20062017 BMW Z4 135i other select models 332367

ENGINEERED POWER Stateoftheart air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance RUGGED CONSTRUCTION KN Air Filters are manufactured with durable premium materials and stateoftheart construction methods to last a lifetime 6 LAYERS OF PROTECTION Multiple layers of premium cotton gauze treated with a speciallydesigned tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants CLEAN ONCE EVERY 5 YEARS Engine air filter only needs cleaning every 75000 miles under normal highway driving conditions based on the average miles driven per year of 15000 miles ULTIMATE LONGEVITY Nohassle lifetime warranty on stock replacement KN air filters limitations apply