AEM 2018 Subaru WRX STI 2.5L H4 F/I Cold Air Intake System - Wrinkle Red

Worn-out air filters cause poor engine performance. This AEM Cold Air Intake is a direct fix for your 2018 Subaru WRX STI.

Key Features

• Improved airflow — replaces restrictive factory air filter and housing for better engine performance.
• Reduced intake air temperature — heat shield protects the filter from engine heat.
• Long-lasting filter — AEM Dryflow synthetic media is washable and lasts up to 100,000 miles before cleaning.
• Durable tubing — mandrel-bent aluminum with a textured red powder coat finish.
• Direct fit — designed and tested for specific Subaru WRX STI models.
• Works with factory systems — accommodates mass air flow sensor and emissions control devices.