Why Get a K&N Air Intake System? Guaranteed Horsepower Gains Million Mile Limited Warranty Engineered for Specific Vehicle Design Easy to Install - Typically in 90 Minutes or Less High-Flow Air Intake Systems Since 1992 Up to 100,000 Miles of Use Before Filter Maintenance Is Required Available for Many Popular Car, Motorcycle, ATV and RV Applications Why Get a K&N Air Intake System? K&N air intake systems increase horsepower. Every K&N air intake system we design has been dyno tested to establish that it will deliver an increase in horsepower to the drive wheels of the vehicle. K&N is clearly the defined leader in high quality, performance air intake systems for cars, vans, SUVs and more. K&N Air Intakes Are Easy to Install Our air intakes are very easy to install in your car or van. We specifically designed our intake packages to use factory holes and mounting points, making installation simple. K&N air intakes include a reusable lifetime cone air filter. K&N air intake systems are easy to install in about 90 minutes with common hand tools. K&N Million Mile Limited Warranty K&N invented the first air filter that is guaranteed for one million miles. That same warranty applies to our high-flow air intake systems. Our cold air induction kits and other performance products are designed and built with the finest materials and we stand behind them 100%. See our warranty page for more details.