Description
The K&N High-Flow Air Filter, part number SU-4000, is a premium air filter specifically crafted for motorcycles. This filter is built with oiled cotton gauze, ensuring a washable and reusable design that contributes to long-lasting performance. Its precision OEM-style fit makes it a reliable choice for motorcycle enthusiasts seeking to enhance their ride.
This air filter is engineered to increase airflow, which can lead to improved horsepower, throttle response, and acceleration. The K&N SU-4000 is not just about performance; it also offers a practical solution for maintaining your motorcycle’s air intake system. With its washable feature, this filter can be easily cleaned and reused, reducing waste and providing a cost-effective option for riders.
Features
- Premium oiled cotton gauze material
- Washable and reusable design
- Precision OEM-style fit
- Increased airflow for improved performance
- Durable construction for long-lasting use
- Item Type: Air Filter
- Package Length: 8.5 in
- Package Width: 8.5 in
- Package Height: 3.7 in
- Shipping Weight: 1.2 lb
Frequently Asked Questions
What is the K&N SU-4000 air filter made of?
The K&N SU-4000 air filter is made of premium oiled cotton gauze.
Is the K&N SU-4000 air filter washable?
Yes, the K&N SU-4000 air filter is washable and reusable.
What is the benefit of using a high-flow air filter?
A high-flow air filter like the K&N SU-4000 can increase airflow, potentially improving horsepower and throttle response.
Manuals & Instructions
âš WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov

















