Description
The K&N RX-4750 XStream Top Universal Air Filter is engineered to elevate performance with its innovative design that incorporates a filter within the filter’s top. This unique construction adds more filter area, ensuring higher air flow and a longer service interval, making it a great choice for racing environments where airflow and protection are crucial.
This air filter is constructed with ultra-strong molded pliable rubber flanges that absorb vibration, allowing for secure attachment. The flanges can also be stretched for up to 1/16 inch (1.5mm) to accommodate various sizes. Additionally, the K&N RX-4750 is washable and reusable, providing a sustainable option for those looking to maintain optimal performance over time.
Features
- Filter within the filter’s top for increased filter area
- Ultra-strong molded pliable rubber flanges
- Flanges absorb vibration and allow secure attachment
- Can be stretched for up to 1/16 inch (1.5mm) to fit various sizes
- Washable and reusable design
Frequently Asked Questions
What is the K&N RX-4750 air filter made of?
The air filter features ultra-strong molded pliable rubber flanges.
How does the XStream design benefit airflow?
The XStream design incorporates a filter within the filter’s top, adding more filter area for higher airflow.
Is the K&N RX-4750 air filter reusable?
Yes, the K&N RX-4750 air filter is washable and reusable.
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.













