YAMAHA YA-6604 High Flow Nos Air Filter FM38704 MT-03 5VK-E4451-00-00

( Manufacturer Part Number: YA-6604 ), ( Type: Air Filter ), ( Ipn: Fm38704 ), ( Oe/oem Part Number: 5vk-e4451-00-00, 5vk-14451-00-00 ), ( Material: Cotton ), ( Universal Fitment: No )

Review YAMAHA High flow Air Filter Nos fits XT660 2004–2015

Introducing the YA-6604 High-Flow Air Filter, an essential upgrade for your Yamaha XT660, MT-03, 5VK-E4451-00-00, and select 2004-2015 models. This air filter, manufactured by a trusted aftermarket supplier, is designed to enhance your engine's performance and air intake efficiency.

The YA-6604 air filter boasts a large surface area, allowing it to capture more air and deliver it to the engine more efficiently. The filter media is made from a high-density cotton material, ensuring a fine filtration of dirt and debris. This results in a cleaner air intake system and improved engine responsiveness.

The air filter's high-flow design allows for increased air flow to the engine, resulting in better power output and throttle response. It also helps to reduce the engine's operating temperature by allowing for better cooling.

The YA-6604 air filter is easy to install, with a simple replace-and-go design. It comes with all necessary hardware, including a high-quality silicone intake tube, for a hassle-free installation process.

This air filter is also designed with durability in mind. Its high-quality materials and robust construction ensure that it can withstand even the most challenging riding conditions. The filter's reinforced frame and protective mesh screen provide added protection against damage and debris.

In summary, the YA-6604 High-Flow Air Filter is a must-have upgrade for any Yamaha XT660, MT-03, 5VK-E4451-00-00, or select 2004-2015 models. With its large surface area, high-density filtration media, and durable construction, this air filter delivers improved performance, better air intake efficiency, and enhanced engine responsiveness.

Pros and Cons of Buying a Ya-6604 High-Flow Air Filter for Yamaha XT660, MT-03, 5VK-E4451, and 00-00 Models

The Ya-6604 high-flow air filter is a popular aftermarket upgrade for the Yamaha XT660, MT-03, 5VK-E4451, and 00-00 models. This air filter promises improved engine performance and increased power. In this analysis, we will discuss the advantages and disadvantages of purchasing this product.

1. Enhanced engine performance: The high-flow air filter allows more air to enter the engine, which can lead to better combustion and increased power output.

2. Improved throttle response: With a freer-flowing air filter, the engine can respond more quickly to throttle inputs, providing a smoother and more responsive riding experience.

3. Better filtration: High-flow air filters typically use more advanced filter media to capture smaller particles, ensuring cleaner air enters the engine and prolonging its lifespan.

4. Increased fuel efficiency: By allowing the engine to breathe more freely, the Ya-6604 air filter can help improve fuel economy, as the engine doesn't have to work as hard to produce the same power output.

5. Customization: Installing a high-flow air filter is a relatively simple modification that can significantly enhance the performance of your Yamaha motorcycle, making it a popular choice among enthusiasts.

1. Higher maintenance requirements: High-flow air filters require more frequent oil changes due to the increased amount of air passing through the engine.

2. Potential for increased noise: The freer-flowing design of the Ya-6604 air filter can result in more engine noise, which may not be desirable for all riders.

3. Cost: High-flow air filters typically cost more than stock air filters, which can be a deterrent for some buyers.

4. Installation complexity: While the installation process is generally straightforward, it may require some mechanical skills and tools to complete.

The Ya-6604 high-flow air filter offers several benefits, including enhanced engine performance, improved throttle response, better filtration, increased fuel efficiency, and customization. However, it also comes with drawbacks such as higher maintenance requirements, potential for increased noise, cost, and installation complexity. Ultimately, the decision to purchase this air filter depends on an individual's priorities, budget, and riding style.

If you are an enthusiast looking for improved performance, smoother throttle response, and better filtration, the Ya-6604 high-flow air filter is a worthwhile investment. However, if you prioritize a quieter riding experience, minimal maintenance, or a lower cost, you may want to consider sticking with the stock air filter. Regardless of your choice, ensure proper installation and regular maintenance to ensure the best possible results.

Details:

2005 - 2013 MT-03 660. 2004 - 2015 XT R 660. Washable reusable, most are pre-oiled and ready to ride. K N replacement air filters are washable and reusable provide high air-flow with excellent filtration.

K N High-Flow Original Lifetime Engine Air Filter New Old Stock, Overview off-road replacement air filters are ideal for extended use in dirty and dusty riding provide clean carburetion even at high altitude. 2004 - 2015 XT Z 660. One Year Limited Warranty.

part #: ya6604 prices

• $19.99-$77.95

specifications scoofilters:

• for models: Xt660
• for makes: Yamaha
• for years: 2004-2015
• mpn: Ya-6604
• type: Air Filter
• ipn: Fm38704
• oe/oem part number: 5vk-e4451-00-00, 5vk-14451-00-00
• material: Cotton
• universal fitment: No

offer scoofilters:

• options: Ship-to-home
• quantity: 2
• availability: In Stock
• sold: 0
• started: January 30, 2026

general scoofilters:

• condition: New
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Air Filters

payments scoofilters:

• credit card: Mastercard
• other
• wallet: Apple-pay

seller scoofilters:

• rating: 100.0%
• # reviews: 13531
• city: Medina, Ohio

shipping scoofilters:

• transit: 4-10 Days
• type: Calculated
• carrier: USPS
• service: USPS Ground Advantage
• cost: $0.00
• class: Standard

returns scoofilters:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

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