AEM Induction 21-204DK 3.5-Inch Short-Neck 5-Inch Dryflow Universal Air Filter

AEM Dryflow Universal Clamp-on Air Filters are washable synthetic air filters designed for a high-efficiency combination of air flow, filtration, and performance. AEM Dryflow filters use an innovative high performance oil-free filtration material that allows easy cleaning, durable service, and excellent filtration. This clamp-on universal air filter has a filter top for higher air flow capability making it great for everyday use. AEM Dryflow Universal Clamp-on Air Filters are washable synthetic air filters designed for a high-efficiency combination of air flow, filtration, and performance. Associated products: AEM-1-4000 Air Filter Wrap, AEM-1-1000 Air Filter Cleaner

• Supported by AEM’s trusted warranty, providing long-lasting confidence and reliability for enthusiasts who demand quality.
• Limited Lifetime Warranty

The AEM Induction 21-204DK Dryflow Universal Air Filter is a clamp-on intake filter designed to deliver a strong balance of airflow, filtration, and dependable performance. Its 3.5-inch short-neck configuration and 5-inch filter element make it suitable for a variety of custom automotive intake applications where a universal-fit solution is required.

AEM Dryflow filtration material is washable, reusable, and oil-free, providing convenient maintenance without the need for filter oil. The synthetic media is engineered for effective filtration while supporting consistent airflow during everyday driving and performance use. A built-in filter top helps maximize airflow capability and contributes to the filter’s durable, functional design. For cleaning and added protection, the AEM-1-1000 Air Filter Cleaner and AEM-1-4000 Air Filter Wrap are associated products.

The AEM Induction 21-204DK is supported by a limited lifetime warranty, giving enthusiasts added confidence in its long-term serviceability. This product is not CARB approved and may require acknowledgment of emissions restrictions before purchase or installation. Verify local regulations and confirm that the filter’s neck size and application are compatible with the intended intake system.

Product Specifications and Technical Data

• Brand: AEM Induction
• Part Number: 21-204DK
• Product Type: Universal clamp-on air filter
• Filter Style: Dry synthetic reusable media
• Neck Configuration: Short neck
• Neck Size: 3.5 inches
• Filter Element Size: 5 inches
• Warranty: Limited lifetime warranty

What's Included

• One AEM Induction 21-204DK Dryflow universal air filter

Features:

• Dry Synthetic Filtration: Oil-free synthetic filter media supports effective filtration, consistent airflow, and convenient maintenance.
• Washable and Reusable: The filter can be cleaned and reused, helping provide durable service for everyday and performance-oriented applications.
• Short-Neck Universal Design: The 3.5-inch short-neck configuration is suited for custom intake systems and a range of universal-fit installations.
• High-Flow Filter Top: The filter top is designed to support increased airflow capability while maintaining a practical, durable construction.

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1