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SKU: RU-5288 | UPC: 024844366368
K&N Universal Round Clamp-On Air Filter 3in Flange ID x 6in Base OD x 4.625in Top OD x 3in Height
The K&N RU-5288 is a high-performance universal clamp-on air filter designed for racing vehicles, radio-controlled cars, generators, snowmobiles, tractors and custom intakes with 3in flanges. Its round tapered shape with 6in base OD, 4.625in top OD and 3in height delivers increased airflow for better horsepower and acceleration across diverse applications. Washable and reusable construction ensures long-term engine protection and performance gains.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with tacking agent form a mesh that blocks and traps dirt and harmful contaminants while allowing maximum airflow.
- Clean Once Every 5 Years: Requires cleaning only every 75000 miles under normal highway driving or 5 years at 15000 miles annually, far outlasting disposable filters.
- Easy Installation: Pre-oiled and ready to clamp on, providing one of the simplest upgrades for immediate power improvements without tools.
- Engineered Power: Advanced filter media increases horsepower, acceleration and engine responsiveness by optimizing air intake flow.
- Rugged Construction: Built with durable premium materials, molded rubber flanges absorb vibration and stretch up to 1/16in for secure fit on varied intakes.
Product Notes
- Flanges feature centered 3in inside diameter and 0.75in length for direct clamp-on mounting.
- Wash with K&N cleaning kit and re-oil for repeated use. lifetime durability reduces replacement needs.
- Product weight 1.3lb. ships in box 7.13in x 7.13in x 4.25in.
Installation Notes
- Professional installation recommended.
- Clamp directly onto 3in ID air intake tube. rubber flange stretches slightly for precise fit.
- No additional hardware required. vibration-absorbing design ensures secure attachment.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Racing Vehicles/Generators | Snowmobiles/Tractors/RC Cars |
| Custom | All | Intake Applications | 3in Flange ID Required |
Why Choose K&N?
- Decades of engineering high-flow filtration for motorsports and powersports.
- Reusable filters cut waste from over 200 million disposables entering landfills yearly.
- 1-Year Limited Warranty backs every filter's performance and longevity.
Frequently Asked Questions
-
Q: What applications does the RU-5288 fit?
A: Designed for universal use on equipment with 3in flange ID intakes including racing vehicles, generators, snowmobiles, tractors, radio-controlled cars and custom setups regardless of angle or offset. -
Q: What material is used in construction?
A: Premium cotton gauze media with 4 layers, wire screen frame and pliable molded rubber flanges for strength and flexibility. -
Q: What is the warranty and maintenance?
A: Backed by 1-Year Limited Warranty. wash and re-oil every 75000 miles or 5 years for ongoing performance.
Shipping & Handling
- Method: Standard Ground
- Availability: In stock - ships same or next business day
- Packaging: Protective box 7.13in L x 7.13in W x 4.25in H
- Weight: 1.3lb
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