Lonsda air filter for Yamaha Big Bear 350 improves airflow for smoother engine performance.
Lonsda air filter guide for Big Bear 350 keeps filter aligned and prevents deformation.
Lonsda end cap kit for Big Bear 350 seals intake and supports filter life.
Lonsda air filter for Yamaha Kodiak 400 promotes clean air intake and reliable idle.
Lonsda air filter guide for Kodiak 400 keeps filter stable during vibrations.
Lonsda end cap kit for Kodiak 400 ensures secure seal and easy maintenance.
Lonsda air filter for Moto-4 250 improves filtration for better combustion.
Lonsda air filter guide for Moto-4 250 supports precise fit and longevity.
Lonsda air filter for Yamaha Big Bear 350 improves airflow for smoother engine performance.
Lonsda air filter guide for Big Bear 350 keeps filter aligned and prevents deformation.
Lonsda end cap kit for Big Bear 350 seals intake and supports filter life.
Lonsda air filter for Yamaha Kodiak 400 promotes clean air intake and reliable idle.
Lonsda air filter guide for Kodiak 400 keeps filter stable during vibrations.
Lonsda end cap kit for Kodiak 400 ensures secure seal and easy maintenance.
Lonsda air filter for Moto-4 250 improves filtration for better combustion.
Lonsda air filter guide for Moto-4 250 supports precise fit and longevity.

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...
Vendor: Lonsda
Availability: In stock
£29.74
£29.74
Please hurry! Only 5 left in stock
Subtotal: £29.74
10 customers are viewing this product

Free UK Delivery on All Orders

No Minimum Spend Fast & Reliable Delivery Ships Across the UK

Free Returns

30-Day Free Returns
Lonsda air filter for Yamaha Big Bear 350 improves airflow for smoother engine performance.

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

£29.74
Lonsda air filter for Yamaha Big Bear 350 improves airflow for smoother engine performance.
Lonsda air filter guide for Big Bear 350 keeps filter aligned and prevents deformation.
Lonsda end cap kit for Big Bear 350 seals intake and supports filter life.
Lonsda air filter for Yamaha Kodiak 400 promotes clean air intake and reliable idle.
Lonsda air filter guide for Kodiak 400 keeps filter stable during vibrations.
Lonsda end cap kit for Kodiak 400 ensures secure seal and easy maintenance.
Lonsda air filter for Moto-4 250 improves filtration for better combustion.
Lonsda air filter guide for Moto-4 250 supports precise fit and longevity.

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

£29.74
Description
Description
x

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.

FAQ

Q: Which Yamaha models does this kit fit?

A: Compatible with Yamaha Big Bear 350 (1987–1999), Kodiak 400 (1993–1999), Moto-4 250 (1989–1991), Moto-4 350 (1987–1995), and Timberwolf 250 (1992–2000).

Q: What does the kit include and how do I verify compatibility?

A: Includes air filter, guide, and end cap; verify by engine model code and model year before purchase.

Shipping & Return
Shipping & Return
x

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

Complete Your Setup

Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74
Example product title
£29.74
£29.74

Recently Viewed Products