K&N Custom Assy Krk-3909-1
K&N Custom Assy Krk-3909-1 is backordered and will ship as soon as it is back in stock.
Availability
Availability
Special Order
Description
Description
Designed to increase horsepower &torque
Dyno-tuned velocity stack
Washable and reusable
Excellentair filtration
In the early 1960s two motorcycle racers Ken Johnson and Norm McDonald(K&N) developed a ground-breaking new idea for an air filter. Afterexperimenting with numerous types of filter media they discovered that anoiled cotton design allowed the filter to not only capture contaminantsvery efficiently but also allowed it to be washed and reused and theoriginal K&N High-Flow Air Filter was born. Five decades later K&Nis still innovating industry-leading filtration technology. In addition toperformance air filters K&N® now manufactures a variety of otherprotection and performance products including air intake systems oilfilters & fuel filters with a reputation for exceptional quality andcustomer service.
K&N's RK Series was developed to get morehorsepower from your Twin Cam Harley-Davidson engine. Built around thelegendary K&N High-Flow Air Filter the this RK Series assemblyincludes an innovative powder-coated billet aluminium backplate thateliminates external breathers and features a built-in dyno-tuned velocitystack. The result is a significant airflow increase to the engine withoutsacrificing filtration. This RK Series assembly retains a factoryappearance by utilizing the stock air cleaner cover. The RK-3910-1 co
Special Order Information
Special Order Information
Special Order items may take 1-3 business days to arrive in store
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