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Complete Aem 4in Universal Cold Air Intake System Accessory [WZR9j31O]

$59.99 $191.99 -69%

Complete Aem 4in Universal Cold Air Intake System Accessory [WZR9j31O]The AEM 21-5011 is a versatile and high-performance cold air intake system designed for engine swaps and custom installations. This system is engineered to deliver exceptional airflow and improved engine effici

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Complete Aem 4in Universal Cold Air Intake System Accessory [WZR9j31O]

The AEM 21-5011 is a versatile and high-performance cold air intake system designed for engine swaps and custom installations. This system is engineered to deliver exceptional airflow and improved engine efficiency, making it an ideal choice for those seeking a custom intake solution. With its robust construction and advanced features, it stands out as a top-tier product in the market.
  • Customizable Fit: The AEM 21-5011 is designed to fit a wide range of vehicles, making it an excellent choice for engine swaps where a custom intake is required.
  • Superior Airflow: The system includes an AEM Dryflow Air Filter, which is known for its exceptional airflow and durability, ensuring optimal engine performance.

The AEM 21-5011 comes with all the necessary components for a custom build, including three 4-inch diameter aluminum tube bends, a straight 36-inch long 4-inch diameter tube, and seven couplers. It also includes a weld-on mass air flow sensor pad, two brackets, and the hardware needed to complete the installation. Here are some key specifications and features:

  • Material: The intake system is made from high-quality aluminum, ensuring durability and resistance to corrosion.
  • Filter Type: The included AEM Dryflow Air Filter is washable and reusable, providing long-lasting performance.
  • Installation: The system is designed for easy installation, with clear instructions and all necessary hardware included.

The AEM 21-5011 is perfect for enthusiasts and professional mechanics looking to enhance their vehicle's performance. Its practical benefits include:

  • Improved Performance: The cold air intake system enhances engine power and responsiveness, providing a more dynamic driving experience.
  • Cost-Effective: By improving airflow and engine efficiency, the system can help reduce fuel consumption, saving you money in the long run.
With its versatile design and high-quality components, the AEM 21-5011 is a must-have for anyone looking to upgrade their vehicle's intake system. Upgrade to the AEM 21-5011 and experience the difference in performance and efficiency today!

What Our Customers Say

January 12, 2026

Absolutely no complaints!

It's a quality item for certain.

- Kathryn B..

January 12, 2026

Absolutely no complaints!

A wonderful tool that I use daily.

- Nora P..

January 12, 2026

Absolutely no complaints!

My favorite purchase of the year.

- Jessica P..

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