Description
The K&N Filters KNA-5040 Air Filter is designed for high-flow performance air filtration. With a premium 18,000-mile filter, it offers a long service life compared to traditional 12,000-mile disposable filters. This air filter utilizes advanced filter media, which may be a synthetic or cellulose-blend depending on the application, ensuring effective filtration and engine protection.
This air filter delivers up to 99% engine protection, effectively trapping contaminants and ensuring clean airflow to your engine. The KNA-5040 is designed to meet or exceed OEM specifications, making it a reliable choice for everyday drivers. Installation is straightforward, fitting easily into your factory air box in just minutes, allowing for a quick and efficient upgrade to your vehicle’s air filtration system.
Features
- Premium 18,000-mile filter service life
- Up to 99% engine protection
- Easy installation into factory air box
- Filter media may be synthetic or cellulose-blend
- Designed to meet or exceed OEM specifications
Frequently Asked Questions
What is the service life of the KNA-5040 air filter?
The KNA-5040 air filter provides a premium 18,000-mile service life.
How much engine protection does this air filter provide?
The KNA-5040 delivers up to 99% engine protection.
Is the KNA-5040 easy to install?
Yes, it installs easily into your factory air box in just minutes.
⚠ WARNING (California Proposition 65): WARNING: Cancer and Reproductive Harm – www.p65warnings.ca.gov










