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The AEM DryFlow Air Filter 21-202DK is a compact, high-performance cone-style air filter engineered to improve airflow and engine responsiveness across a wide range of vehicles. Designed with a 2.75-inch short neck and a 5-inch diameter filter element, it’s ideal for custom air intake systems or performance upgrades that require efficient filtration in limited spaces.
Constructed from AEM’s advanced three-dimensional synthetic media, the 21-202DK combines depth loading with structural screen reinforcement to deliver superior airflow and filtration consistency. Its oil-free DryFlow design eliminates the need for messy re-oiling, making cleaning simple and maintenance minimal. This durable filter is built for long-term use and carries AEM’s lifetime limited warranty, ensuring dependable performance mile after mile.
Whether replacing a worn factory filter or upgrading a custom intake setup, the AEM 21-202DK offers a balance of high filtration efficiency, increased horsepower potential, and easy serviceability. Please note that this model is non-CARB approved and should be used in compliance with local emissions regulations.
Features:
Three-dimensional synthetic filter media for optimized airflow and filtration
Oil-free design simplifies maintenance and cleaning
Durable construction with a lifetime limited warranty
Compact 2.75-inch short neck and 5-inch element for versatile fitment
Designed to support increased horsepower and torque in performance applications
Non-CARB approved – for use in compliance with regional regulations
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
