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SKU: RX-4870 | UPC: 024844094674
K&N RX-4870 Universal X-Stream Clamp-On Air Filter 2 3/4 inch Flange 6 inch Base 5 inch Top 6 1/2 inch Height
The K&N RX-4870 delivers high airflow for racing and custom intake systems with its clamp-on design fitting 2-3/4 inch flanges. The X-Stream top includes a built-in pleated filter for increased surface area and extended service life. Racers gain protection and unrestricted air intake in any condition.
Key Features
- X-Stream Top: Built-in pleated filter adds media area for more airflow and longer intervals between cleaning
- Clamp-On Design: Molded rubber flanges stretch up to 1/16 inch for secure vibration-absorbing fit on 2.75 inch pipes
- Low Restriction: Cone shape with 6 inch base tapering to 5 inch top pulls in massive air volume
- 6-1/2 inch Height: Tall profile packs deep pleats for high capacity filtration at 6.5 inches overall
- Washable Reusable: Clean with K&N kit and re-oil multi-layer cotton gauze media for repeated use
Product Notes
- Oil filter media after washing for peak performance
- Inspect regularly in dusty racing environments
- Packages in 8.25 x 8.19 x 7.72 inch box weighing 1.6 pounds
Installation Notes
- Professional installation recommended.
- Clamp to 2-3/4 inch inside diameter intake tube
- Compatible with custom aluminum or rubber pipes vibration flanges grip securely
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | All | Custom Intakes | Racing Off-Road |
Why Choose K&N?
- Proven filtration since 1969 in motorsports worldwide
- High-flow media traps dirt while feeding engines clean air
- Precision molded components endure heat vibration and abuse
Frequently Asked Questions
-
Q: What intake pipes does the RX-4870 fit?
A: Clamps to 2.75 inch inside diameter tubes stretches slightly for exact match in custom setups -
Q: What media does it use?
A: Four layers of oiled cotton gauze pleated deeply for airflow and dust holding -
Q: How do I maintain it?
A: Wash with K&N cleaner re-oil and air dry service every 50 hours racing or 100000 miles
Shipping & Handling
- Method: Ground shipping
- Availability: In stock - ships same or next business day
- Packaging: 8.25 in x 8.19 in x 7.72 in product box
- Weight: 1.6 lb (0.7 kg)
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