K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration.
K&N Replacement Air Filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. K&N air filters are washable and reusable and provide high air-flow with excellent filtration.
- Designed to provide increased horsepower and acceleration specifically developed for Off-Road, Motocross, ATVs, UTVs and Side by Sides
- Fits directly into OEM air box with application specific sealing bead ensuring a precise fit
- Pleated media provides a large filtration area offering long service intervals
- No fuel management modifications are required to obtain increased performance
- Multiple layers of woven cotton gauze media offers excellent filtration
- Washable & reusable, most are pre-oiled and ready to ride
- One Year Limited Warranty
The K&N YA-2597 off-road replacement air filter is designed to enhance the performance of Yamaha YFM350 models from 1987 to 1991. Constructed with multiple layers of woven cotton gauze media, this filter offers excellent filtration while maximizing airflow to improve horsepower and acceleration. Its pleated design creates a large filtration surface area, resulting in extended service intervals and reliable protection in dusty and dirty off-road conditions. The filter fits directly into the OEM air box with an application-specific sealing bead, ensuring a precise and secure fit without the need for jet changes or fuel management modifications. This feature makes installation straightforward, allowing riders to quickly upgrade their ATV or UTV for optimal performance.
The K&N YA-2597 filter is washable and reusable, with most units pre-oiled and ready to install. Its durable construction withstands harsh off-road environments, maintaining clean carburetion even at high altitudes. The filter's high airflow capabilities combined with its excellent filtration efficiency ensure consistent engine performance and protection over long service intervals. Backed by a one-year limited warranty, this filter provides a reliable upgrade for riders seeking increased horsepower, better acceleration, and improved dirt and dust filtration. Whether you're racing in motocross or tackling rugged trails, the K&N off-road replacement air filter is a robust choice for demanding off-road applications.
Features:
- Designed to increase horsepower and acceleration for off-road, motocross, ATVs, UTVs, and Side by Sides
- Fits directly into OEM air box with application-specific sealing bead for a precise fit
- Pleated media provides a large filtration area for long service intervals
- No fuel management modifications required for performance enhancement
- Multiple layers of woven cotton gauze media offer excellent filtration efficiency
- Washable and reusable; most units are pre-oiled and ready to install
- Durable construction designed for dusty and dirty off-road environments
- Backed by a one-year limited warranty
Fits
1987 Yamaha YFM350ER Moto-4
1987 Yamaha YFM350FW Big Bear 4x4
1988 Yamaha YFM350ER Moto-4
1988 Yamaha YFM350FW Big Bear 4x4
1988 Yamaha YFP350 TerraPro
1989 Yamaha YFM250 Moto-4
1989 Yamaha YFM350ER Moto-4
1989 Yamaha YFM350FW Big Bear 4x4
1990 Yamaha YFM250 Moto-4
1990 Yamaha YFM350ER Moto-4
1990 Yamaha YFM350FW Big Bear 4x4
1991 Yamaha YFM250 Moto-4
1991 Yamaha YFM350ER Moto-4
1991 Yamaha YFM350FW Big Bear 4x4
1992 Yamaha YFB250 Timberwolf 2x4
1992 Yamaha YFM350ER Moto-4
1992 Yamaha YFM350FW Big Bear 4x4
1993 Yamaha YFB250 Timberwolf 2x4
1993 Yamaha YFM350ER Moto-4
1993 Yamaha YFM350FW Big Bear 4x4
1993 Yamaha YFM400F Kodiak 4x4
1994 Yamaha YFB250 Timberwolf 2x4
1994 Yamaha YFB250FW Timberwolf 4x4
1994 Yamaha YFM350ER Moto-4
1994 Yamaha YFM350FW Big Bear 4x4
1994 Yamaha YFM400F Kodiak 4x4
1995 Yamaha YFB250 Timberwolf 2x4
1995 Yamaha YFB250FW Timberwolf 4x4
1995 Yamaha YFM350ER Moto-4
1995 Yamaha YFM350FW Big Bear 4x4
1995 Yamaha YFM400F Kodiak 4x4
1996 Yamaha YFB250 Timberwolf 2x4
1996 Yamaha YFB250FW Timberwolf 4x4
1996 Yamaha YFM350FW Big Bear 4x4
1996 Yamaha YFM400F Kodiak 4x4
1997 Yamaha YFB250 Timberwolf 2x4
1997 Yamaha YFB250FW Timberwolf 4x4
1997 Yamaha YFM350FW Big Bear 4x4
1997 Yamaha YFM400F Kodiak 4x4
1998 Yamaha YFB250 Timberwolf 2x4
1998 Yamaha YFB250FW Timberwolf 4x4
1998 Yamaha YFM350FW Big Bear 4x4
1998 Yamaha YFM400F Kodiak 4x4
1999 Yamaha YFB250FW Timberwolf 4x4
1999 Yamaha YFM350FW Big Bear 4x4
1999 Yamaha YFM400F Kodiak 4x4
2000 Yamaha YFB250FW Timberwolf 4x4
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