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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
For Your Every Summer RSVP, with Code: SUMMER15
Description
K&N Universal Clamp-On Air Filter (RU-3700)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
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 of an inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.- 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 for use- 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
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 27 reviews
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Product Reviews
★★★★★ 5
Works perfect 2017 N55 3.0L
Color: 86mm-for Bmw
Perfect fit. Great quality. 2017 bmw x3 35i N55
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Reviewed in the United States on March 26, 2026
★★★★★ 5
works great
Color: 86mm-for Bmw
works great, no issues. perfect for 2001 volvo v70
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Reviewed in the United States on April 24, 2026
★★★★★ 5
Perfect fit for 2013 BMW X5 35I
Color: 86mm-for Bmw
Perfect fit for 2013 BMW X5 35I
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Reviewed in the United States on May 8, 2026
★★★★★ 5
BMW n20
Color: 86mm-for Bmw
Did it’s job
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Reviewed in the United States on May 5, 2026
★★★★★ 4
Does not fit oil filter part #90915-YZZN1 for 2017 Toyota Corolla SE.
Very fast delivery. But, it does not fit a canister oil filter for a 2017 Toyota Corolla SE.
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Reviewed in the United States on June 24, 2025