K&N HA-6003 High-Flow Motorcycle Air Filter for 2003-2006 Honda CBR600RR

Vehicle Fitment

• 2003-2006 Honda CBR600RR

Fitment Notes

• Direct-fit replacement for the factory air filter element - fits stock airbox only.

Features

• Pleated multi-layer cotton gauze media for increased airflow and improved engine breathing
• Large filtration surface area for better dirt and dust trapping while minimizing airflow restriction
• Pre-oiled and ready to install - no additional oiling required before first use
• Washable and reusable for long service life and reduced maintenance cost
• Application-specific sealing bead ensures secure, airtight fit in OEM airbox
• Low restriction design can help improve throttle response and overall engine efficiency
• No fuel-management modifications typically required
• Durable construction suitable for street and track use

Specifications

• Filter Shape: Trapezoidal
• Outside Length: 11.938 in (303 mm)
• Outside Width: 6.688 in (170 mm)
• Filter Height: 2.375 in (60 mm)
• Material: Multi-layer cotton gauze between protective mesh
• Washable & Reusable: Yes
• Pre-Oiled: Yes

Included Components

• 1x K&N HA-6003 High-Flow Air Filter

Product Description

The K&N HA-6003 High-Flow Air Filter is a direct replacement for the stock air filter on 2003-2006 Honda CBR600RR motorcycles. Its pleated cotton-gauze media and large filtration surface allow the engine to draw in more air with lower restriction, supporting improved throttle response and smoother engine breathing, especially under load or high RPM driving conditions.

Built to last, this filter is pre-oiled and ready to install in the OEM airbox using the stock mounting points. It is washable and reusable, enabling long-term use and reducing filter replacement frequency and cost. With its durable construction and efficient filtration, the HA-6003 is an excellent upgrade for riders seeking both performance gains and extended service life over standard disposable filters.