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AEM 4in Universal Cold Air Intake System w/ Dryflow Air Filter (21-5011)

AEM Induction
AEM21-5011
In stock
Cold Air Intakes
$419.99
Build a custom intake setup with the AEM 4in Universal Cold Air Intake System, designed for...
$419.99

customers are viewing this product
AEM 4in Universal Cold Air Intake System w/ Dryflow Air Filter (21-5011)

Build a custom intake setup with the AEM 4in Universal Cold Air Intake System, designed for performance projects where off-the-shelf kits won’t work. Featuring AEM’s Dryflow synthetic air filter, this system supports strong airflow without oiling, making it a great choice for engine swaps, custom turbo piping layouts, and unique bay configurations.

Key Features

  • Universal 4-inch system: Ideal for custom intake routing on modified vehicles.
  • AEM Dryflow air filter: Washable synthetic media for high airflow and filtration without oil.
  • Aluminum intake tube sections: Multiple 4in diameter pieces for flexible layout options.
  • Install hardware included: Supplied with couplers and mounting hardware to help complete your setup.

Vehicle Fitment

Check your vehicle details before ordering.

Benefits

  • Supports performance goals: Helps improve intake airflow for demanding builds.
  • Flexible for custom work: Adaptable for swaps and non-standard configurations.
  • Serviceable filter: Washable design can reduce ongoing replacement costs.

Why Buy From Us

  • NZ & AU focused: Local eCommerce support for Aussie and Kiwi enthusiasts.
  • Trusted brands: We stock reputable performance parts like AEM.
  • Clear product info: Details provided to help you order with confidence.

Fitment disclaimer: Universal item—final fitment depends on your vehicle and custom installation requirements.

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Effective Date: October 2024
We offer a 30-day return policy, allowing you to request a return within 30 days of receiving your item. To qualify for a return, the item must be in its original condition—unused, with tags, and in its original packaging. A receipt or proof of purchase is also required.

To initiate a return, please contact us at info@riotparts.com. Returns must be shipped to the address provided upon request. If your return is approved, we will issue a return shipping label along with detailed instructions.

Important
Returns sent without prior authorization will not be accepted.

For any return-related inquiries, please reach out to us at info@riotparts.com.

Return Shipping Address
The return shipping address will be determined based on the requestor’s location to ensure the nearest return facility is used.

Possible return locations include:
10880 Lear Blvd.
Reno, NV 89506, United States
931 W. Bardin Rd., Suite 150–200
Arlington, TX 76017, United States
3035 Campus Dr.
Hatfield, PA 19440, United States
5789 N. Graham Road, Ste 200
Whiteland, IN 46184, United States
2020 NE Aloclek Dr 4711 N Lamon Ave
#118 STE 12, Hillsboro, OR 97124, United States

Damages and Issues
We recommend inspecting your order upon receipt. If you find that an item is defective, damaged, or if you received the wrong item, please contact us immediately so we can address the issue.

Exceptions / Non-Returnable Items
Certain items cannot be returned, including:
• Electrical parts that have been installed or used
• Special order parts that were custom ordered for you
• Items that have been damaged due to improper installation or use

If you have questions or concerns about a specific item, please contact us for assistance.

Exchanges
For exchanges, the quickest option is to return the item you have. Once the return is accepted, you can make a separate purchase for the new item.

Refunds
We will notify you once we receive and inspect your return to inform you whether your refund is approved. If approved, you will be automatically refunded using your original payment method within 10 business days. Please be aware that it may take additional time for your bank or credit card company to process and post the refund.

If more than 15 business days have passed since your return was approved and you haven’t received your refund, please contact us at info@riotparts.com.

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