This AEM DryFlow air filter element is a reusable, clamp-on conical filter built with synthetic filter media in red. It features a 2-3/4in inside diameter flange for clamping onto compatible open-element intake tubing, tapering from a 5-1/2in outside diameter base up to a 4-3/4in outside diameter top, standing 7-1/2in tall overall. Sold individually, it is a universal-fit replacement or upgrade element compatible with any cold air intake or short ram intake system built around a 2-3/4in inlet.
Specifications:
- Type: Air Filter Element
- Media: DryFlow, Synthetic
- Mounting: Clamp-On
- Shape: Conical
- Color: Red
- Base Outside Diameter: 5-1/2in
- Top Outside Diameter: 4-3/4in
- Height: 7-1/2in
- Flange (Inside Diameter): 2-3/4in
- Reusable: Yes
- Fitment: Universal
- Sold As: Each
- Part Number: AEM-21-2157DK
FAQ
Is AEM-21-2157DK a universal-fit air filter?
Yes. This AEM DryFlow filter element mounts via its 2-3/4in flange and fits any open-element cold air intake or short ram intake system built around that inlet diameter, regardless of vehicle make or model.
Is AEM-21-2157DK washable and reusable?
Yes. The Synthetic DryFlow media on this filter is designed to be cleaned and reused rather than replaced, extending service life across many drive cycles.
What are the dimensions of AEM-21-2157DK?
This conical filter element measures 5-1/2in Base, 4-3/4in Top, 7-1/2in Tall, with a 2-3/4in flange inside diameter.

