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SKU: RU-4650 | UPC: 024844394361
K&N RU-4650 Universal Clamp-On Air Filter 3in Flange 5in Base 4in Top 6in Height
K&N RU-4650 universal clamp-on air filter delivers high airflow for racing vehicles radio-controlled cars generators snowmobiles tractors and custom intakes. Constructed with 3in flange 5in base diameter 4in top diameter and 6in height it stretches up to 1/16in for precise fit. Pre-oiled cotton gauze media traps contaminants while increasing horsepower and acceleration.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with tacking agent form intricate media to block harmful contaminants.
- Clean Every 5 Years: Needs cleaning every 75000 miles under normal highway driving or 5 years at 15000 miles per year.
- Easy Installation: Pre-oiled and ready to use for quick performance gains with clamp-on design.
- Engineered Power: State-of-the-art media boosts horsepower acceleration and engine performance.
- Rugged Construction: Durable premium materials and molded rubber flanges absorb vibration for lifetime use.
Product Notes
- Filter is washable and reusable multiple times.
- Re-oil with 1.66 oz K&N oil after cleaning.
- Ships in protective box weighing 1.6 lb.
Installation Notes
- Professional installation recommended.
- Clamp onto 3in intake pipe using rubber flange.
- Compatible with custom air intake systems.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | N/A | Racing Vehicles | Custom Intakes |
| Universal | N/A | Generators | All Models |
| Universal | N/A | Snowmobiles | All Models |
| Universal | N/A | Tractors | All Models |
| Universal | N/A | RC Cars | All Models |
Why Choose K&N?
- Proven leader in high-flow filtration since 1969.
- Washable filters outlast disposables by years.
- Engineered for maximum airflow and protection.
Frequently Asked Questions
-
Q: Will RU-4650 fit my custom 3in intake?
A: Yes it clamps onto 3in pipes with 1.5in flange length and stretches slightly for exact fit on racing or off-road setups. -
Q: What material is used in construction?
A: Premium cotton gauze media in four layers with pliable rubber flanges for vibration absorption and secure seal. -
Q: What is the warranty and cleaning process?
A: 1-Year Limited Warranty. Wash with K&N cleaner dry then re-oil every 75000 miles for reuse.
Shipping & Handling
- Method: UPS Ground
- Availability: In stock - ships same or next business day
- Packaging: Box dimensions 8.25 x 8.13 x 6.81 inches
- Weight: 1.6 lb
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