AEM 2022 C.A.S. Subaru WRX H4-2.4L F/I Turbo Cold Air Intake Drivetrain>Pressure Plates and a sweeping LED "needle"

and a sweeping LED "needle" that lines the edge and moves as temperatures change from 0 to 100

In addition to the aesthetic enhancements

While inductive coils deliver a long spark duration

the S21-01

AEM 2022 C.A.S. Subaru WRX H4-2.4L F/I Turbo Cold Air Intake Drivetrain>Pressure Plates and a sweeping LED "needle"This Performance Air Intake System allows your engine to breathe more air compared to the restrictive factory air intake housing. It is designed, tuned and dyno tested to produce more horsepower and torque. Air enters the system through an oversized AEM Dryflow synthetic washable air filter for outstanding air flow, filtration and performance. The air intake tube is constructed from mandrel bent aluminum featuring a durable gunmetal gray powder coated