At DMG Motorsports, we present the OUTERWEARS ATV Pre-Filter for K&N HA-4099, designed to help keep sand, dirt, clay, and water away from the air intake while maintaining airflow. Its water-resistant silicone-impregnated micro-mesh construction and welded seams make it a practical choice for added filtration protection.

Features:

• Designed for K&N HA-4099
• Dyno and flow bench testing showed no significant loss of horsepower or air intake while using this product
• Silicone-impregnated micro-mesh is water resistant
• Dielectrically welded seams
• Uniform micron-sized openings allow air in while filtering unwanted elements
• Filters particles as small as .005 inch in diameter without noticeable airflow restriction
• OUTERWEARS option 25-5822

Fitment