K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: High Performance, Premium: Flange Diameter: 4 In, Filter Height: 5.5 In, Flange Length: 1.125 In, Shape: Round Tapered, RG-1001RD
High-quality materials for maximum durability
Verified by US suppliers for assured quality
Suitable for professional workshops & home garages
K&N High-Flow Original Lifetime Universal Clamp-On Air Filter: High Performance, Premium: Flange Diameter: 4 In, Filter Height: 5.5 In, Flange Length: 1.125 In, Shape: Round Tapered, RG-1001RD - (Pack of 1) is backordered and will ship as soon as it is back in stock.
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Shipping and Returns
Shipping and Returns
Shipping Policy
We ship all orders directly from our California distribution center. Every item is carefully packed and processed within 1–2 business days. Delivery within the United States typically takes 2–5 business days, depending on your location. Once your order ships, you’ll receive a tracking number to follow your package every step of the way.
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Returns Policy
If you’re not fully satisfied with your purchase, we’re here to help. Most items can be returned within 30 days in their original condition. Simply contact our support team, and we’ll provide return instructions. Refunds are issued once the product is received and inspected.
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Description
Description
K&N Universal Clamp-on Air Filters are manufactured for a wide variety of applications and unique filtration needs. K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle. These versatile filters are constructed with ultra-strong molded pliable rubber flanges that absorb vibration and allow for secure attachment. Available in round, tapered (cone-style), and oval designs, K&N offers thousands of clamp-on filters in a multitude of shapes and sizes that cater to many precise applications. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration.
- ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
- 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
- RUGGED CONSTRUCTION: K&N Universal Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
- CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
- EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
- UNIVERSAL FITMENT: Designed for use on a variety of applications
- REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
- NO-HASSLE WARRANTY: 1-Year Limited Warranty
| Product Grade | Replacement Part |
| Brand | K&N |
| Fit Type | Universal Fit |
| Product Dimensions | 3.5"L x 4"W x 3"H |
| OEM Part Number | RG-1001RD |
Quality & Guarantee
Quality & Guarantee
We stand behind the quality of every product we offer.
All items are carefully selected from trusted manufacturers and are shipped new and unused.
Each product is designed to meet high standards of performance, durability, and safety.
Most items include a manufacturer’s warranty, providing added confidence in your purchase.
Our goal is to offer products you can rely on — whether for professional tasks or everyday use.
If you have questions before or after your purchase, our support team is here to help.
Please contact us through the Contact page or the FAQ page contact form for assistance.
Safe & Secure
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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Built to Last
Durable, strong, and reliable
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Save Time
Work faster with fewer interruptions
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Comfort & Safety
Designed for comfort and better control
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Versatile & Practical
Perfect for home and professional use
Frequently Asked Questions
What is included in the package?
What is included in the package?
The package includes the product as described by the manufacturer. Please check the product details for specifics.
Does this product come with a warranty?
Does this product come with a warranty?
Most products include a manufacturer’s warranty. Warranty details can be found on the product page.
How long does shipping take?
How long does shipping take?
Orders are processed within 1–2 business days. Standard delivery across the USA typically takes 2–5 business days, depending on your location.
Is this product suitable for professional use?
Is this product suitable for professional use?
Yes, this product is designed for both professional and everyday use.
Can I return this product if it doesn’t meet my needs?
Can I return this product if it doesn’t meet my needs?
Yes, returns are accepted according to our return policy, provided the item meets return conditions.
