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SKU: RU-3040 | UPC: 024844000507
K&N RU-3040 Universal Clamp-On Air Filter 6in ID 7.5in OD 12in H
K&N RU-3040 delivers high-flow filtration for racing vehicles radio-controlled cars generators snowmobiles tractors and custom intakes. The 6-inch inner diameter 7.5-inch outer diameter and 12-inch height with pliable rubber flanges ensure secure vibration-absorbing fit. Pre-oiled cotton gauze boosts horsepower acceleration and engine performance while trapping contaminants.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with tacking agent form intricate media to block trap harmful contaminants.
- Clean Once Every 5 Years: Handles 75000 miles under normal highway driving or 5 years at 15000 miles per year before cleaning.
- Easy Installation: Pre-oiled ready-to-use clamp-on design offers quick cost-effective upgrade with stretchable flanges up to 1/16 inch.
- Engineered Power: State-of-the-art media increases airflow for higher horsepower acceleration and overall engine response.
- Rugged Construction: Durable premium materials and advanced methods built to last a lifetime washable and reusable.
Product Notes
- Flanges absorb vibration allow secure clamp-on attachment and stretch 1/16 inch for in-between sizes.
- Washable reusable design reduces landfill waste from disposable filters.
- 1-Year Limited Warranty covers defects.
Installation Notes
- Professional installation recommended.
- Clamp directly to 6-inch ID intake stretches to fit slight variations.
- No additional hardware needed rubber flanges provide airtight seal.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| All Years | Various | Racing Vehicles | Custom Intakes |
| All Years | Various | Generators | N/A |
| All Years | Various | Snowmobiles | N/A |
| All Years | Various | Tractors | N/A |
| All Years | Various | Radio-Controlled | Cars ATVs |
Why Choose K&N?
- Proven filtration since 1969 trusted in motorsports worldwide.
- High-flow designs deliver measurable power gains.
- Precision-engineered for universal applications and longevity.
Frequently Asked Questions
-
Q: What intake sizes does the RU-3040 fit?
A: 6-inch inner diameter with 7.5-inch outer flange stretches up to 1/16 inch for secure clamp-on to compatible air intakes. -
Q: What material is used in construction?
A: Premium cotton gauze media with ultra-strong molded rubber flanges for durability vibration absorption and reusability. -
Q: What is the warranty and maintenance?
A: 1-Year Limited Warranty cleaning required every 75000 miles or 5 years wash with K&N kit and re-oil.
Shipping &. Handling
- Method: UPS Ground FedEx
- Availability: In stock - ships same or next business day
- Packaging: Cardboard box 14.25in L x 8.5in W x 8.5in H
- Weight: 2.35 lbs
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