AEM Brute Force Intake System
1997–2006 Jeep Wrangler 4.0L 6-Cyl
21-8311DC
Overview:
The AEM Brute Force Intake System is a high-performance upgrade designed specifically for Jeep Wrangler models from 1997 to 2006 equipped with the 4.0L inline 6-cylinder engine. This intake system replaces the factory air filter and restrictive air intake housing to improve airflow, resulting in noticeable gains in horsepower and torque. Ideal for Jeep enthusiasts seeking enhanced throttle response and engine efficiency, the Brute Force Intake delivers a reliable and durable solution that is engineered and dyno-tested for optimal fit and performance.
By utilizing a large, synthetic washable air filter and a precision-engineered intake tube, this system ensures your engine breathes easier while maintaining protection against contaminants. It’s a straightforward upgrade that balances performance improvements with everyday drivability.
Key Features:
The AEM Brute Force Intake System combines advanced design and quality materials to maximize airflow and engine performance. Key features include:
- Extra-large AEM Dryflow synthetic air filter for superior airflow and filtration
- Heat shield to reduce intake air temperature and enhance power output
- Mandrel-bent aluminum intake tubing with a durable gunmetal gray powder-coated finish
- Engineered to accommodate factory emissions control devices and intake air temperature sensors
- Oil-free synthetic filter media that is washable and reusable for up to 100,000 miles before cleaning
- Replacement silicone breather hose included for proper fitment
- Designed and dyno-tested specifically for Jeep Wrangler 4.0L 6-cylinder engines (1997–2006)
- Backed by AEM’s Lifetime Limited Warranty for long-term reliability
Construction & Design:
The intake tubing is crafted from mandrel-bent aluminum, ensuring smooth airflow with minimal turbulence. Its gunmetal gray powder-coated finish not only provides a sleek appearance but also protects against corrosion and wear. The air filter utilizes AEM’s proprietary Dryflow synthetic media, which is oil-free and washable, offering excellent filtration without the maintenance hassles of traditional oiled filters.
The system includes a heat shield that isolates the air filter from engine bay heat, helping to deliver cooler, denser air to the engine for improved combustion efficiency. Additionally, the design carefully integrates with the vehicle’s factory sensors and emissions components, maintaining compliance and functionality.
Performance & Sound
Replacing the restrictive factory intake components with the AEM Brute Force Intake System results in improved throttle response and increased horsepower and torque. The enhanced airflow allows the engine to breathe more freely, contributing to better acceleration and overall performance. While the system maintains a refined sound profile, it also provides a subtle, sporty intake note that enhances the driving experience without excessive noise.
Installation & Fitment:
Installation is straightforward and can be completed with common hand tools. The system is designed to fit directly into the original air box location without requiring modifications, making it an ideal upgrade for Jeep Wrangler owners who want a hassle-free performance enhancement. All necessary hardware and a replacement breather hose are included to ensure proper fitment and function.
What’s Included
- AEM Dryflow synthetic washable air filter
- Mandrel-bent aluminum intake tube with powder-coated finish
- Heat shield to reduce intake air temperature
- Replacement silicone breather hose
- Mounting hardware and installation instructions
Ideal For:
This intake system is perfect for Jeep Wrangler owners from model years 1997 through 2006 with the 4.0L inline 6-cylinder engine who are looking to improve engine performance, throttle response, and efficiency without sacrificing reliability or requiring complex modifications. It suits daily drivers, weekend adventurers, and off-road enthusiasts who want a durable and effective upgrade.
Emissions Note
Some AEM Brute Force Intake Systems may not be legal for sale or use in California and other states that adopt California emission standards. Please verify the legal status for your specific vehicle and location before purchase. Refer to the part number 21-8311DC vehicle applications for detailed compliance information.
