K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16" (1.5 mm) to fit in-between sizes. K&N universal air filters are washable and reusable.
- Designed to increase horsepower and acceleration.
- Hundreds of sizes and shapes for most applications.
- High air flow with excellent filtration.
- Clamp-on washable and reusable air filter.
- Malleable flanges.
- One year limited warranty.
- Note: NOT legal for highway use in states adopting California emission regulations.
Filter Specifications:
- K&N part number: RU-2780.
- Air filter shape: Oval straight.
- Base outside length: 4.5 inches (114 mm).
- Base outside width: 3.75 inches (95 mm).
- Filter material: Cotton gauze.
- Filter re-oiling amount: 0.28 ounce (8 ml).
- Flange inside diameter: 2.438 inches (62 mm).
- Flange length: 0.625 inches (16 mm).
- Flange type: Centered.
- Flanges: 1.
- Footnote 1: Base has 1-1/8" vent.
- Height: 2.75 inches (70 mm).
- Package contents: 1 air filter.
- Package quantity: 1.
- Product style: Oval tapered universal air filter.
- Top material / finish: None.
- Top outside length: 3.5 inches (89 mm).
- Top outside width: 2.5 inches (64 mm).
- Top style: Rubber.
- Weight: 0.6 pounds (0.3 kg).
