Lonsda Yamaha ATV Air Filter Kit for Big Bear 350, Kodiak 400, Moto-4 250/350, Timberwolf 250 — OEM Codes 1YW-14451-00-00, 1YW-14458-01-00

Premium Air Filter Kit for Yamaha ATVs

Upgrade your Yamaha ATV’s air intake with the Lonsda Air Filter & End Cap Kit. Designed to pair with a range of late-model quads, this kit bundles a high-efficiency filter, a supportive guide, and a secure end cap. The arrangement aims to maintain clean air during engine intake, which can contribute to smoother operation and reliable starting across a variety of riding conditions.

Compatible models

• Yamaha Big Bear 350 (YFM350): 1987–1999
• Yamaha Kodiak 400 (YFM400): 1993–1999
• Yamaha Moto-4 250 (YFM250): 1989–1991
• Yamaha Moto-4 350 (YFM350): 1987–1995
• Yamaha Timberwolf 250 (YFB250): 1992–2000

What’s included

• 1x Air Filter
• 1x Air Filter Guide
• 1x End Cap

Key benefits and what you might notice

• High filtration efficiency with multiple filtration layers helps capture dust and particulates from the intake air.
• Durable construction using sponge, metal, and plastic components for long-lasting performance.
• Inner guide supports the air filter to minimize deformation during operation, helping maintain a consistent fit.
• Designed to align with OEM codes 1YW-14458-01-00, 1YW-14451-00-00, and 1UY-14468-00-00 for straightforward replacement.

Material and build

The kit uses a robust sponge air filter paired with rigid supporting parts. This combination is intended to withstand common riding vibrations while maintaining a tight seal against unfiltered air.

Installation tips and care

Warm tips: verify your engine model before purchasing. If you encounter any issues, Lonsda offers friendly support and is committed to quality service. Handling components with care helps preserve seal integrity and filtration performance over time.

Why consider this kit

Riders often look for a complete, ready-to-install filtration upgrade that speaks to durability and compatibility. This kit checks those boxes by covering the essential parts in one package and aligning with popular OEM references, while presenting a practical path to potentially improved air management under varied riding conditions.