K&N High Flow Air Filter - HD-0800 Replacement Hammer — Harley-Davidson Road King, Electra Glide Ultra Classic, Street Glide (2001-2016)

K&N HD-0800 high-flow air filter for V-twin motorcycles, engineered with pleated cotton-gauze media to increase airflow while maintaining filtration. Washable and reusable design pre-oiled and ready to install into the OEM airbox without fuel tuning.

Features

• Pleated cotton-gauze multi-layer media
• Increased airflow compared to stock filters
• Washable and reusable — pre-oiled
• Direct fit into OEM airbox with application-specific sealing bead
• Long service intervals between cleanings
• Made in the USA for over 40 years

Specifications

• Brand: K&N
• Manufacturer Part #: HD-0800
• UPC: 024844113122
• Length: 6.31 in
• Width: 6.56 in
• Height: 3.5 in
• Weight: 1.46 lbs

Fitment

Fits V-twin motorcycles. Check fitment with your specific year and model before ordering.

Frequently Asked Questions

Do I need to retune my bike after installing this filter?

No — fuel management modifications are not normally required. This is a direct replacement for stock filters.

Is this filter washable?

Yes — the pleated cotton-gauze media is washable and reusable. Clean and re-oil it per K&N's service guidelines.

What's included?

The filter is pre-oiled and ready to install directly into your OEM airbox.

How long does the service interval last?

The large pleated media area extends service intervals compared to stock filters. Clean when visibly dirty or per K&N guidelines.