AEM 19-21 Subaru WRX STI 2.5L H4 Cold Air Intake System YMM_1997_1999_Mercury_Tracer_lll Its durability and tested performance

Its durability and tested performance make it suitable for both daily driving and spirited track use

and a distinctive look that elevates the vehicle's front-end presence

providing better control and driver confidence during demanding driving scenarios

whether for long-distance spot lighting or wide-area flood coverage

AEM 19-21 Subaru WRX STI 2.5L H4 Cold Air Intake System YMM_1997_1999_Mercury_Tracer_lll Its durability and tested performanceThe AEM 19 21 Subaru WRX STI 2. 5L H4 Cold Air Intake System is a performance upgrade designed to enhance airflow and increase horsepower and torque for Subaru WRX STI models from 2019 to 2021. Constructed with a mandrel bent aluminum intake tube and featuring an oversized AEM DRYFLOW synthetic washable air filter, this system ensures optimal airflow, filtration, and durability. The high quality hardware and custom heat shield work together to protect