K&N Filter Deal! Free Hat with K&N Air Filter Purchase

Receive a FREE K&N Hat with any K&N Replacement Air Filter purchase on airfilter.com with promo activation. No coupon code is necessary!

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Step 1: Click the promo link that activated the offer and sent you here. If you didn't click on a promo link go to the homepage and click on the free hat promo banner.

Step 2: Find a K&N replacement air filter for your vehicle by using the Year, Make, Model, Engine Search.

Step 3: Add the K&N filter to your cart and the free K&N Hat will show up in your cart automatically.

Offer details: Free K&N Hat offer is available to individuals who activate the offer by selecting the promo link then purchasing a K&N replacement air filter on airfilter.com. Limit one free K&N Hat per address. AirFilter.com reserves the right to substitute a different promotional item if the K&N Hat becomes out of stock. See knfilters.com for more information about the hat.