Select your vehicle

              Your vehicle selection:
              Close
              (0) items
              You have no items in your shopping cart.
              Shop By Category
                settings
                filter_list
                Manufacturer: K&N

                K&N RD-4400 - Dual Flange Oval Straight Red Air Filter (2.25" F x 9" BOL x 5.5" BOW x 9" TOL x 5.5" TOW x 6.25" H)

                $95.99
                Velocity Stack Filter Dual Flange Oval Straight Open Top Late Type Hillborn Siamese Stack
                SKU: KN-RD-4400
                Availability: Out of Stock - on backorder and will be dispatched once in stock.
                Fitment:
                Universal Fit - Not Vehicle Specificeditedit...
                Fitment Notes:

                K&N Velocity Stack Filters are designed to fit with cut velocity stacks, or straight pieces of exhaust tubing. Rubber filter bases come with molded in velocity stack type radius and step, for smooth bore down from element to tube. Each filter has a rubber or metal top with a stamped K&N logo.

                K&N Velocity Stack Filters are designed to fit with cut velocity stacks, or straight pieces of exhaust tubing. Rubber filter bases come with molded in velocity stack type radius and step, for smooth bore down from element to tube. Each filter has a rubber or metal top with a stamped K&N logo.

                Products specifications
                Air Filter Shape Oval
                Fitment Universal Fit
                Base Outside Length 9 in (229 mm)
                Base Outside Width 5.5 in (140 mm)
                Filter Material Cotton Gauze
                Filter Re-Oiling Amount 1.04 oz (31 ml)
                Flange Angle 0 degrees
                Flange Center to Center 2.437 in (62 mm)
                Flange Inside Diameter 2.25 in (57 mm)
                Flange Length 0.75 in (19 mm)
                Flange Type Centered
                Flanges 2
                Height 6.25 in (159 mm)
                Inner Wire No
                Outside Length 9 in (229 mm)
                Outside Width 5.5 in (140 mm)
                Package Contents 1 Air Filter
                Package Quantity 1
                Top Material None
                Top Outside Length 9 in (229 mm)
                Top Outside Width 5.5 in (140 mm)
                Top Style Open
                Weight 2 lb (0.9 kg)