Up for sale is a Challenger Aviation CP1175 Air Filter Kit Made By K&N Filters in New Condition and Unused, fits Cessna 185, Luscombe, Maule, & Mooney Aircraft See pic containing STC Information SA01669CH. This item is sold "as is" and no returns accepted. Bid accordingly. Shipping is listed herein and paid by buyer. All items are paid via PayPal and shipped to verified addresses' only. All sales are final.