K&N Custom Air Filter Air Filters RU-1780
K&N Custom Air Filter Air Filters RU-1780
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K&N RU-1780 Custom Air Filter
K&N Custom Air Filters can increase horsepower up to 12%. They are available in a wide range of sizes, designs and shapes for virtually every application. K&N Custom Clamp On Air Filters are usually not used with OEM air boxes because of their larger than OEM size. They allow considerably more air flow than a stock air box set-up. Generally up to 25% increase in jet sizes will be required because of K&N filters increased air flow. K&N Clamp on Filters are not street legal.
Specifications
| Model | Custom Air Filter |
| Product Type | Air Filters |
| Vehicle Type | Offroad, ATV, Street |
| Weight | 0.89 lb |
| Dimensions | 5.56 x 4.56 x 9.06 in |
| Brand | K&N |
| Manufacturer Part Number | RU-1780 |
| UPC | 024844010384 |
Frequently Asked Questions
What is this air filter intended for?
This K&N Custom Air Filter air filter is intended for off-road motorcycle, ATV / UTV, and street motorcycle use. Confirm compatibility for your specific machine before ordering.
How much does this product weigh?
This item weighs approximately 0.89 lb.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.
