AEM 21-817C Performance Cold Air Intake System

The AEM 21-817C Performance Cold Air Intake System is engineered to boost your Hyundai Elantra Sport's horsepower and torque by replacing the restrictive factory air filter and intake housing. With a design that has been meticulously tuned and dyno-tested, this intake system ensures optimal performance tailored specifically for your vehicle.

Key Features

• Air Filter Type: Oversized cone-shaped AEM Dry Flow filter made from oil-free synthetic material, offering up to 100,000 miles of use before cleaning.
• Optimal Airflow: Positioned low and towards the front of the car to draw in cooler, denser air, enhancing engine efficiency.
• Durable Construction: Features a mandrel-bent aluminum intake tube for smooth airflow and a robust design.
• Easy Installation: Factory PCV and vent hoses attach directly to the intake tube using existing spring clamps, making setup straightforward.
• Warranty: Backed by AEM's Limited Lifetime Warranty for peace of mind.
• Legal Status: Not legal for sale or use in California; check vehicle applications for compliance in other states.

Specifications

• Estimated Horsepower Gain: 11 HP @ 5400 RPM
• Weight: 9.5 lb (4.3 kg)
• Intake Pipe Material: Aluminum
• Clamp Material: Stainless Steel
• Air Filter Washable: Yes
• Replacement Filter Part Number: 21-2157DK

Fitment

This intake system is designed specifically for Hyundai Elantra Sport models. Ensure compatibility by reviewing the vehicle applications available for the 21-817C.

Customer Feedback

Users have noted a noticeable improvement in throttle response and engine sound after installation. Many appreciate the easy installation process and the clean aesthetic of the gunmetal gray intake pipe. The long-lasting filter life is also a highlight, allowing for less frequent maintenance.

Important Notes

California Air Resources Board Exempt: No. For detailed information regarding emissions compliance, please refer to the specific vehicle applications.