K&N KA-6503 High-Flow Air Filter for 2003-2013 Kawasaki & Suzuki ATVs / UTVs

Vehicle Fitment

• 2003 Kawasaki KVF650 Prairie 4x4
• 2004-2009 Kawasaki KFX700 (all V-Force / IG / standard trims)
• 2004-2006 Kawasaki KVF700 Prairie 4x4
• 2005-2013 Kawasaki KVF650 Brute Force 4x4 / 4x4i / Brute Force variants
• 2004-2005 Suzuki LT-V700F Twin Peaks / Quad Runner 700 4x4

Fitment Notes

• Direct drop-in replacement for OEM airbox - no modification required when used on supported models.
• Pre-oiled, washable & reusable - installs with the OEM sealing bead for proper sealing.
• No engine tuning or fuel-management adjustments needed when used on stock machines.

Features

• Pleated cotton-gauze media for high airflow and improved engine breathing under off-road conditions.
• Multi-layer woven cotton design for excellent dust and debris filtration with high dirt-holding capacity.
• Large filtration surface area supports longer intervals between cleanings compared to stock filters.
• Washable and reusable - reduces replacement frequency and long-term cost of ownership.
• Pre-oiled and ready-to-install out of the box - no pre-treatment required.
• Application-specific sealing bead ensures a tight, leak-free fit in the OEM airbox for reliable protection.
• Durable construction designed for off-road, dusty, and rugged terrain use typical of ATVs/UTVs.
• Compatible with stock intake configuration - no modifications needed for installation.

Specifications

• Filter Material: Multi-layer cotton gauze
• Filter Shape: Unique / OEM-specific air filter element
• Height: ≈ 3.94 in (100 mm)
• Washable & Re-oilable: Yes
• Included Items: 1 x air filter element

Included Components

• 1x K&N KA-6503 Air Filter (pre-oiled & ready to install)

Product Description

The K&N KA-6503 is a high-flow, washable air filter engineered for a range of Kawasaki and Suzuki ATVs/UTVs - including models such as the Prairie 650, KFX700, Brute Force 650, Prairie 700, and Suzuki Twin Peaks 700 (approx. 2003-2013). By upgrading to K&N's pleated cotton-gauze media, the filter significantly improves airflow and engine breathing compared to stock paper or foam filters, which enhances throttle response and engine efficiency under demanding off-road or utility conditions. The filter's multi-layer design also offers superior dust and debris filtration with high dirt-holding capacity, making it ideal for dusty trails or rugged terrain.

Installation is straightforward: KA-6503 drops directly into the OEM airbox and uses the machine's existing sealing bead - no modifications or tuning required for stock engines. Because the filter is washable and reusable, it reduces long-term maintenance costs and the frequency of replacements compared to disposable filters. This makes KA-6503 a practical, performance-oriented upgrade for ATV/UTV owners who value reliability, improved airflow, and long-term durability.