30 Day Test Drive Money Back Guarantee on K&N Air Intake Systems

We are so confident that you will be completely satisfied with your K&N air intake that the Store is now offering a 30 Day Test Drive Money Back Guarantee. This will allow you to try a K&N air intake with confidence that if you don’t like it, you can return it for a full refund. We will even provide a no-cost return shipping label. This offer is only available for air intake kit purchases directly from, and is limited to USA addresses. Details for this offer are described below.

Buy a K&N air intake system from and "Test Drive" it for 30 days at no risk to you. Save the original shipping box and packing list. If you are not completely satisfied and wish to return your intake, simply call our customer support team in Riverside, California at 800-858-3333 within 30 days of the original purchase for a no-hassle return. Provide the order number from your packing list and we will issue a return authorization number to you. We will also send you a shipping label to get the intake returned at no cost to you. Your credit card will be credited for your full purchase cost including tax after we receive the returned intake kit.

Offer valid only for purchases made directly from Offer limited to K&N air intake part numbers beginning with 57, 63, 77, or 69. Offer limited to USA shipping addresses and USA return addresses. Offer limited to one intake kit return per household or address. Your original order number or packing list number from will be required. K&N must be notified of the return within 30 days of the customer receiving the package in order to qualify for full credit and free return shipping. Free shipping requires a K&N return authorization number and a return shipping label supplied by K&N. Product must be shipped within 10 business days of the return shipping label being issued. Allow up to 30 days for return credit to be applied to your credit card. Please package the intake kit in the original box and affix the K&N return shipping label over the original shipping label. Please display the return authorization number on the outside of the package.

30 Day Test Drive Money Back Guarantee