MCS-592697 - K&N filters are designed to achieve high; virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. These high quality K&N air filters are reusable and washable; and they fit...

MCS-592692 - K&N filters are designed to achieve high; virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. These high quality K&N air filters are reusable and washable; and they fit...

MCS-900369 - High Flow intake system. Re-use stock air cleaner cover for stock looks. Includes a special backplate; internal velocity stack; built-in breathers; oversized air filter element and hardware. A K&N Dyno test of this RK-series...

MCS-900337 - Extra Wide filter element for kit 900311. Total height 57mm. Consists of an extra wide filter element plus a set of required offset spacers to transform your standard 900311 air cleaner assembly to extra wide version...

MCS-900336 - Extra-wide. Comes with extra long spacers; but will still fit with OEM chrome air cleaner cover. K&N realized a +12 HP increase on the Dyno. The K&N RK-Series air cleaner assemblies are truly stealthy air cleaners since the...

MCS-900315 - Fits stock S&S E/G air cleaner housing;. - Shape: Round - Approx. dimensions: 6.4cm deep x 15.2cm diameter - Height: 2.50" (64 mm) - Inside Ddameter: 4.625" (117 mm) - Outside diameter: 6" (152 mm). K&N is the world-wide...

MCS-900311 - Standard width. K&N realized a +7 HP increase on the Dyno. The K&N RK-Series air cleaner assemblies are truly stealthy air cleaners since the stock air cleaner cover is re-used. Power increase is realized by replacing the...

MCS-900310 - High Flow intake system. Re-use stock air cleaner cover for stock looks. Includes a special backplate; internal velocity stack; built-in breathers; oversized air filter element and hardware. A K&N Dyno test of this RK-series...

MCS-587031 - Standard replacement for HSR42/45/48 series flat slide carburetors; Approx. dimensions: 2.5" deep Note: See 587032 for 3" deep high performance filter Fitment: H-D with Mikuni HSR 42/45/48 carbs

MCS-8111303 - K&N filters are designed to achieve high; virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. These high quality K&N air filters are reusable and washable; and they fit...

MCS-8111301 - K&N filters are designed to achieve high; virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. These high quality K&N air filters are reusable and washable; and they fit...

MCS-8111300 - K&N filters are designed to achieve high; virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. These high quality K&N air filters are reusable and washable; and they fit...