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SKU: RU-4260 | UPC: 024844045355
K&N Universal Rubber Filter 4.5in Flange ID / 5.875in Base OD / 5.125in Top OD / 5in Height
K&N RU-4260 universal clamp-on air filter fits racing vehicles radio-controlled cars generators snowmobiles tractors and custom intakes with 4.5in flange. Molded rubber flanges absorb vibration stretch up to 1/16in for secure seal and allow easy installation on angled or offset intakes. Washable reusable design with high-flow cotton gauze media delivers more airflow for increased horsepower acceleration and engine performance.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with tacking agent form intricate mesh to trap dirt dust and contaminants while allowing maximum airflow
- Clean Every 5 Years: Service interval every 75000 miles under highway conditions or 5 years at 15000 miles per year reduces maintenance costs
- Easy Installation: Pre-oiled and ready to clamp on delivers instant performance gains with minimal tools as a direct replacement upgrade
- Engineered Power: Advanced filter media increases horsepower acceleration and throttle response for noticeable engine improvements
- Rugged Construction: Durable premium materials and manufacturing ensure lifetime use in harsh conditions
- Reduces Waste: Reusable design cuts down on disposable filters heading to landfills every year
- Universal Fitment: Centered 4.5in flange ID 0.75in flange length 5in height tapers from 5.875in base OD to 5.125in top OD fits wide range of equipment
Product Notes
- Pre-oiled for immediate use oil included for cleaning and re-oiling
- Wash with K&N cleaner dry completely before reinstalling
- Compact design 0.9 lb weight for easy handling and storage
Installation Notes
- Professional installation recommended.
- Clamp onto clean 4.5in ID intake flange no cutting or drilling required
- Flexible rubber flange accommodates slight variations up to 1/16in for airtight seal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Racing Vehicles Generators Snowmobiles Tractors ATV Custom Intakes | All |
Why Choose K&N?
- Trusted filtration leader with decades of air filter innovation
- High-flow media proven to enhance engine power and efficiency
- Built tough for vibration-heavy applications with vibration-absorbing flanges
Frequently Asked Questions
-
Q: Will this fit my custom air intake setup?
A: Yes fits any 4.5in ID centered flange regardless of angle or offset on racing equipment generators tractors snowmobiles and more flanges stretch slightly for exact match -
Q: What filter media is used?
A: Four layers of oiled cotton gauze pleated for high surface area traps contaminants protects engine while boosting airflow -
Q: What is the warranty and service interval?
A: Backed by 1-Year Limited Warranty cleans every 75000 miles or 5 years under normal use washable for repeated performance
Shipping &. Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: K&N branded box 7.25 x 6.75 x 6.75 inches
- Weight: 0.9 lbs
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