AEM 19-21 Subaru WRX STI 2.5L H4 Cold Air Intake System NISSAN_R33 Easy Maintenance: Drain valve for

Easy Maintenance: Drain valve for simple oil removal without disassembly

Full-Travel Slot Design - Prevents ball jamming and promotes quick collector box filling

Motorsport-grade construction for demanding environments

and we offer it in both street and race compounds

Vacuum/boost reference line must be connected

AEM 19-21 Subaru WRX STI 2.5L H4 Cold Air Intake System NISSAN_R33 Easy Maintenance: Drain valve forAEM cold air intake systems are designed to increase horsepower and torque. The system includes an oversized AEM DRYFLOW synthetic washable air filter, engineered to provide outstanding airflow, filtration, and performance, and also features a mandrel bent aluminum intake tube and high quality hardware. The oversized, conical filter design allows you to go up to 100,000 miles between filter services under normal highway driving conditions. A custom