Replacement Filter for K&N's RK-3929 Air Assembly Kit Now Available

K&N’s air filter (E-3040) sits at the heart of K&N’s RK-3929 high flow air cleaner assembly which is designed for 2004-2014 model Harley Davidson Sportster 883 and 1200 cc motorcycles.

K&N's E-3040 Replacement air filter for K&N Assemblies on 2004-2014 Harley Davidson Sportsters
K&N's E-3040 Replacement air filter for K&N Assemblies on 2004-2014 Harley Davidson Sportsters
The E-3040, like all K&N air filters is washable and reusable. It is designed to provide increased airflow while providing excellent engine protection.

Harley Davidson Sportster Low 1200 Custom Assembly
Harley Davidson Sportster Low 1200 Custom Assembly
K&N has sold millions of air filters worldwide. We test air filters both in house and at independent labs to make sure our air filters protect engines with little air restriction.

Find K&N products for your vehicle using the K&N application search then use the K&N dealer search to find a K&N dealer in your part of the world.