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                K&N

                K&N Engineering, of Riverside, California, is the inventor and leading innovator of reusable cotton gauze filter technology for automotive applications. From humble beginnings as a family run business over 35 years ago, K&N Engineering, now a truly global company with offices in the U.K. and the Netherlands, continues to exist as a family owned business with an enthusiast mindset and a direct connection with motor sports that carries over throughout all levels of management and manufacturing.

                Today, K&N exists as both the sales and brand leader for performance filters, and maintains a stocking catalogue of over 3,500 part numbers, including an extensive line of both factory replacement drop-in filters, FIPK (Fuel Injection Performance Kit) applications, and its line of innovative Performance Gold oil filters.

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                K&N RF-1048DR - Drycharger Round Tapered Red Pre-Filter

                $29.99
                DryCharger Wrap Fits RF-1048
                In stock
                Universal Fit

                K&N RF-1050 - Oval Tapered Red Air Filter (6.125" FIL x 2" FIW x 12" BOL x 3.5" BOW x 11" TOL x 2.5" TOW x 5.75" H)

                $200.74
                Universal Air Filter Cone Filter Carbon Fiber Top
                Universal Fit

                K&N RG-1001BL - Round Tapered Blue Air Filter (4" F x 6" B x 4.75" T x 5.5" H)

                $31.99
                Universal Air Filter Cone Filter
                In stock
                Universal Fit

                K&N RG-1001RD - Round Tapered Red Air Filter (4" F x 6" B x 4.75" T x 5.5" H)

                $31.99
                Universal Air Filter Cone Filter
                In stock
                Universal Fit

                K&N RG-1001WT - Round Tapered White Air Filter (4" F x 6" B x 4.75" T x 5.5" H)

                $31.99
                Universal Air Filter Cone Filter
                In stock
                Universal Fit

                K&N RG-1002RD - Round Tapered Red Air Filter (4" F x 6" B x 4.75" T x 9.5" H)

                $51.99
                Universal Air Filter Cone Filter
                In stock
                Universal Fit

                K&N RG-1003RD-L - Round Tapered Red Air Filter (2.75" F x 4.5" B x 3.5" T x 4.5" H)

                $31.99
                Universal Clamp-on Air Filter
                In stock
                Universal Fit

                K&N RK-3201 - Round Red Air Cleaner Assembly (2.625" ID)

                $132.48
                Harley Davidson Intake System
                Universal Fit

                K&N RK-320B - Red Air Cleaner Assembly (2.625" ID)

                $132.48
                Harley Davidson Intake System
                Special Order
                Universal Fit

                K&N RK-3901PK - Precharger Round Straight Black Pre-Filter

                $29.99
                DryCharger Wrap Fits RK-3901/11/21
                Universal Fit

                K&N RK-3905-1 - Triangle Red Air Cleaner Assembly (0.313" ID)

                $249.99
                Air Intake System
                No Fitment Specified

                K&N RK-3909-1 - Round Red Air Cleaner Assembly (2.25" ID)

                $249.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3910-1 - Oval Red Air Cleaner Assembly (2.25" ID)

                $249.99
                Harley Davidson Intake System
                In stock
                No Fitment Specified

                K&N RK-3930 - Oval Red Air Cleaner Assembly (2.469" ID)

                $149.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3931 - Teardrop Red Air Cleaner Assembly (2.406" ID)

                $149.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3932 - Triangle Red Air Cleaner Assembly (3.5" ID)

                $249.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3932B - Unique Red Air Cleaner Assembly

                $149.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3933 - Round Tapered Red Air Cleaner Assembly (2.281" ID)

                $299.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3933B - Round Red Air Cleaner Assembly (2.281" ID)

                $149.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3934 - Round Red Air Cleaner Assembly (2.313" ID)

                $200.75
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3937 - Unique Red Air Cleaner Assembly (2.25" ID)

                $249.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3940 - Unique Red Air Cleaner Assembly (1.688" ID)

                $199.99
                Universal Rubber Filter
                In stock
                No Fitment Specified

                K&N RK-3942 - Oval Red Air Cleaner Assembly (1.313" ID)

                $149.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3944 - Red Air Cleaner Assembly

                $249.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3945 - Red Air Cleaner Assembly

                $249.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3950 - Powersport Air Intake System with Red Filter

                $249.99
                Harley Davidson Intake System
                In stock
                No Fitment Specified

                K&N RK-3950S - Street Metal Series Air Intake System with Red Filter

                $249.99
                Harley Davidson Intake System
                No Fitment Specified

                K&N RK-3951 - Powersport Air Intake System with Red Filter

                $249.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3951S - Street Metal Series Air Intake System with Red Filter

                $249.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N RK-3954B - Street Metal Series High Flow Air Intake System with Red Filter

                $249.99
                Harley Davidson Intake System
                Special Order
                No Fitment Specified

                K&N

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