Bought for a 2009 Toyota Tundra. Never used ended up also buying a cold air intake. That will be for sale soon. Also works for some ford 5.4 motors. Designed to boost horsepower and rate of accelerationCan be cleaned and used againHigh air flow with exceptional filtrationLasts up to 50,000 miles before cleaning is required depending on driving conditionsWorks with original equipment manufacturer vehicle electronicsEmissions legal in all 50 US statesWill NOT void vehicle warrantyMillion Mile Limited Warranty®K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. Our stock replacement air filters for street vehicles are covered by K&N's Million-Mile Limited Warranty.