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Item #:
91364446
K+N style air filter PRO FLOW 2004-2020 fits Yamaha YFZ450 YFZ450r fits inside airbox
78% of respondents would recommend this to a friend
Item #:
91364446
USD 61
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Sunday, October 11
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More power and acceleration with the K&N style ATV Air Filter, designed for optimal airflow.
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What Stands Out
High Performance
The K+N style air filter enhances airflow to the engine, improving horsepower and acceleration for Yamaha YFZ450 and YFZ450r models, ensuring optimal performance during every ride.
Easy Installation
Designed to fit seamlessly inside the airbox, this air filter allows for straightforward installation, making it a hassle-free upgrade for enthusiasts looking to enhance their ATV's capabilities.
Reusable Design
Constructed for durability, this air filter is washable and reusable, offering long-term savings and environmental benefits, making it an excellent value for budget-conscious riders.
Product Details
| Brand Name | vitos performance |
| Model Number | KN1645 |
| OEM Equivalent Part Number | RU-4740 |
| Manufacturer Part Number | KN1645 |
| Number of Items | 1 |
| Manufacturer | Vito's Performance |
| Unit Count | 1 Count |
| Product Grade | Replacement Part |
| Fit Type | Vehicle Specific Fit |
| Automotive Fit Type | Vehicle Specific Fit |
| Brand | vitos performance |
| OEM Part Number | RU-4740 |
| Item Weight | 1 lbs (450 grams) |
Who Should Buy?
-
Performance Enthusiasts
Ideal for users looking to enhance their ATV's performance and increase airflow efficiency.
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Off-Road Riders
Perfect for off-road enthusiasts needing a durable filter to handle harsh environments and conditions.
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Easy Maintenance Seekers
Great for riders wanting a washable and reusable filter that reduces the frequency of replacements.
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Casual Users
Not suitable for individuals who use their ATV primarily for light, casual recreational purposes.
Product Description
K+N style air filter PRO FLOW 2004-2020 fits Yamaha YFZ450 YFZ450r fits inside airbox
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
Will this filter fit my Yamaha ATV?
Answer: Yes, it fits specific Yamaha YFZ450 models from 2004 to current with the appropriate setup. -
Question:
Is the filter reusable?
Answer: Absolutely! This air filter is washable and can be reused multiple times. -
Question:
Do I need additional parts to install this filter?
Answer: Yes, it requires the Pro Flo adapter ring for proper installation.
vitos performance Air Filters KN1645 Editorial Review
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Pros
- Improves engine performance
- Easy to install
- Reusable and washable
- Durable construction
Cons
- May require adjustments for optimal fit.
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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USD 61
Order now and get it around Sunday, October 11
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Fastest cross-border delivery
Features & Benefits
- Increases airflow for enhanced performance.
- Provides more power and acceleration.
- Washable and reusable for longevity.
- Compatible with several Yamaha ATV 4 stroke models.
- Fits directly into the factory airbox with the right adapter.
- Not an OEM replacement; requires aftermarket parts.
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