Description
The K&N Filters RU-1770 Universal Air Filter is engineered for versatility across a range of applications. This air filter is designed to accommodate various angles and offset diameters of air intakes, making it an excellent choice for racing vehicles, generators, snowmobiles, and more. With its ultra-strong molded pliable rubber flanges, the RU-1770 ensures a secure attachment while absorbing vibrations.
One of the standout features of the K&N RU-1770 is its washable and reusable design, allowing for easy maintenance and longevity. The filter can be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes, providing flexibility for different setups. This adaptability, combined with its robust construction, makes the K&N RU-1770 a reliable choice for enhancing air intake efficiency.
Features
- Constructed with ultra-strong molded pliable rubber flanges
- Washable and reusable for long-term use
- Can be stretched for up to 1/16 of an inch (1.5mm) for fitting
- Designed for a wide variety of applications
- Absorbs vibration for secure attachment
Frequently Asked Questions
What is the K&N Filters RU-1770 made of?
The filter features ultra-strong molded pliable rubber flanges.
Is the K&N Filters RU-1770 reusable?
Yes, it is washable and reusable.
How much can the filter be stretched?
The filter can be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes.
Manuals & Instructions
âš WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

Not CARB approved. This item is not legal for sale or use on pollution-controlled motor vehicles in California or states that adopt California emissions standards. Intended for off-road / competition use where permitted by law.














