− Decrease quantity for Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 6.25 in. Outside Diameter, 5.25 in. Inside Diameter, 2.75 in. Tall, Universal, Each Quantity + Increase quantity for Air Filter Element, High-Flow, Oiled, Cotton Gauze, Red, Round, 6.25 in. Outside Diameter, 5.25 in. Inside Diameter, 2.75 in. Tall, Universal, Each Add to cart