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K&N RF-1050 Universal Air Filter - Carbon Fiber Top
K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16" (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.
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About K&N
K&N Engineering, of Riverside, California, is the inventor and leading innovator of reusable cotton gauze filter technology for automotive applications. From humble beginnings as a family run business over 35 years ago, K&N Engineering, now a truly global company with offices in the U.K. and the Netherlands, continues to exist as a family owned business with an enthusiast mindset and a direct connection with motor sports that carries over throughout all levels of management and manufacturing.
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K&N Stock Replacement Air Filters
The World's Best Air Filter. Easy drop-in installation to increase horsepower and acceleration. K&N Million Mile Limited Warranty provides a lifetime of service.
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K&N High Performance Air Intake Kits
Bolt on performance. Guaranteed horsepower. K&N Million Mile Limited Warranty.
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Universal, Custom & Racing Air Filters
Thousands of sizes and shapes to fit almost every application.
Washable and reusable.
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K&N Wrench-Off Oil Filters
Designed to fit most cars, trucks, SUVs, motorcycles and ATVs. High performance design featuring heavy duty construction, and outstanding oil filtration (traps 99% of harmful contaminants).
Since 1969 K&N has sold more than 30 million washable/reusable performance high-flow air filters.
AJ-USA is proud to be an authorized K&N dealer.

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K&N Return Policy
K&N RF-1050 Universal Air Filter - Carbon Fiber Top is covered under our standard return policy.
- Returns/Exchanges will be only accepted within 30 days of delivery.
- If you request an exchange, we will ship your new item after we receive and process your return.
- The returned item must be in re-sellable condition. Re-sellable condition means the item is in its original condition, with no scratches, marks, or blemishes. We cannot accept any returned items that have been installed, altered or modified in any way. Determination of items returned in re-sellable condition is at the sole discretion of AJUSA.COM
- Returned item is subject to a 20% Restock Fee. Eibach, Injen & Pacesetter products are subject to a 25% Restock Fee.
- All Covercraft Sunbrella covers are non-returnable.
- All Covercraft Weathershield HP covers in blue, red, green, black, and yellow are non-returnable.
- All Covercraft Weathershield HD covers are non-returnable.
- All Edelbrock Superchargers kits are non-returnable.
- All Edelbrock Crate engines are non-returnable.
- All Edelbrock EFI kits are non-returnable.
- Power Slot Cryo Treated Slotted Rotors are not returnable except for warranty claim or shipping damage.
- Special order parts are non-returnable
- Original shipping charges are non-refundable.
- Labor charges or installation fees will not be reimbursed. Any damage incurred during installation or use of product will not be reimbursed.
- Refunds/exchanges are processed within 5-10 business days of AJUSA.COM receiving the merchandise.
- Refund will be issued in the same payment method as the purchase was made.
- Customers are responsible for shipping costs on all returns and exchanges unless the return is due to our error.
- If your order was incorrect or received with freight damage, we must be notified within 48 hours.