K&n Air Filter Rk-3929 Replacement Rk Series Kits

$409.99

In stock

SKU

793929

K&n's rk series was developed to get more horsepower from your twin cam harley-davidson engine. built around the legendary k&n high-flow air filter, the this rk series assembly includes an innovative powder coated billet aluminum backplate that eliminates external breathers and features a built-in, dyno-tuned velocity stack. the result is a significant airflow increase to the engine without sacrificing filtration. this rk series assembly retains a factory appearance by utilizing the stock air cleaner cover. guaranteed increase in horsepower and torque. replaces the stock air filter and cleaner backing plate assembly. fits behind the o.e. air cleaner cover maintaining the factory appearance. washable, oversized k&n high-flow air filter equals longer life. oversized black, powder coated aluminum backing plate provides solid mounting. dyno tuned velocity stack directs airflow to engine. built-in breathers replace external o.e. breathers (where applicable). washable and reusable. excellent air filtration. includes k&n million mile limited warranty.

Fitment Data

Harley-Davidson Street

Harley-Davidson XL1200C Sportster 1200 Custom

20042004200520052006200620072007200820082009200920102010201120112012201220132013201420142015201520162016

Harley-Davidson XL1200CX Roadster

20162016

Harley-Davidson XL1200L Sportster 1200 Low

200620062007200720082008200920092010201020112011

Harley-Davidson XL1200N Nightster

200720072008200820092009201020102011201120122012

Harley-Davidson XL1200R Roadster

2004200420052005200620062007200720082008

Harley-Davidson XL1200T Super Low Touring

201420142015201520162016

Harley-Davidson XL1200V Seventy Two

2012201220132013201420142015201520162016

Harley-Davidson XL1200X Forty-Eight

20102010201120112012201220132013201420142015201520162016

Harley-Davidson XL883 Sportster 883

2004200420052005200620062007200720082008

Harley-Davidson XL883C Sportster 883 Custom

200420042005200520062006200720072008200820092009

Harley-Davidson XL883L Super Low

200520052006200620072007200820082009200920102010201120112012201220132013201420142015201520162016

Harley-Davidson XL883N Iron 883

2009200920102010201120112012201220132013201420142015201520162016

Harley-Davidson XL883R 883 Roadster

200520052006200620072007

Details

K&N's RK Series Air Cleaner Assemblies are designed to get more horsepower from your Harley-Davison motorcycle. These air cleaner assemblies replace the stock air filter and backplate with an oversized K&N Air Filter and custom aluminum backing plate. K&N's RK Series Air Cleaner Assemblies are designed to give you an increase in power and long service intervals critical for distance rides. This complete assembly fits inside the OE air cleaner cover maintaining stock appearance, while providing outstanding airflow.

More Information

More Information
Vehicle Type	Dirt Bike
Supplier	WPS
Product Type	Air Filters

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Part Numbers

Part Numbers
Product Variant	K&N Part #
Black	RK-3931, RK-3929, RK-3941, RK-3942, RK-3940
Black / 1-5/8 in tall filter	RK-3909-1
Black / 2-1/4 in tall filter	RK-3910-1
Black / Standard Capacity	RK-3930