AEM 21-687C Performance Cold Air Intake System

The AEM 21-687C Performance Cold Air Intake System is engineered to boost the horsepower and torque of your Hyundai Genesis Coupe. By replacing the restrictive factory air filter and intake housing, this system enhances your engine's efficiency and performance.

Key Features

• Air Filter: AEM Dryflow synthetic washable air filter for superior airflow and filtration.
• Construction: Made from durable mandrel-bent aluminum with a sleek gunmetal gray powder-coated finish.
• Design: Engineered to fit specific Hyundai Genesis Coupe models, ensuring a perfect fit and optimal performance.
• Emissions Compliance: Designed to accommodate factory emissions control devices, including engine breather hoses.
• Maintenance: The air filter can last up to 100,000 miles before needing cleaning, depending on driving conditions.
• Legal Status: Street legal in all US states with CARB EO number D-670-21.

Specifications

Estimated Horsepower Gain:	7.0 HP @ 6500 RPM
Intake Pipe Material:	Aluminum
Weight:	7.8 lb (3.5 kg)
Warranty:	Limited Lifetime
Replacement Filter:	21-2047DK

Customer Insights

Users have noted significant improvements in engine responsiveness and acceleration after installing the AEM 21-687C. Many appreciate the ease of installation and the stylish look it adds to the engine bay. The washable filter is a hit among those who prefer low-maintenance solutions. One customer mentioned, "I noticed a difference in power right away, and the sound is fantastic!"

Fitment

This cold air intake system is specifically designed for select Hyundai Genesis Coupe models. For a complete list of compatible vehicles, please refer to the product specifications.

Installation Notes

Installation is straightforward, with all necessary mounting hardware included. A replacement windshield washer bottle is also provided to accommodate the new intake shape.

Important Information

Prop 65 Warning: WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

California Air Resources Board Exempt: Yes; CARB EO: D-670-21