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The K&N Engineering Universal Rubber Air Filter (Part Number: knnRU-5114) is designed to provide reliable, high-performance air filtration across a wide range of applications including automotive, racing vehicles, generators, snowmobiles, tractors, and radio-controlled models. Its versatile design ensures compatibility with various air intake angles and offset diameters, making it suitable for numerous equipment setups. Constructed with durable, molded pliable rubber flanges, this filter absorbs vibrations and allows for secure attachment. The flanges can be stretched up to 1/16 inch (1.5mm) to accommodate slight variations in size, ensuring a snug fit for your specific application. This flexibility reduces installation hassle and enhances the longevity of the filter. The K&N universal air filter is washable and reusable, offering an economical and environmentally friendly solution for maintaining optimal airflow and engine performance over time. Its rugged build and flexible design make it an ideal choice for users seeking a dependable air filtration component that adapts to various equipment configurations. Whether used in traditional engines or specialized machinery, this filter maintains high airflow capacity and filtration efficiency, helping to protect your engine from debris and contaminants. Easy to install and maintain, the K&N Universal Rubber Air Filter is a practical upgrade for your equipment's air intake system, ensuring consistent performance and durability in demanding environments.
Features:
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
