AEM 21-478WR Cold Air Intake 2008-2011 Subaru WRX & WRX STI Wrinkle Red
Technical Data
Unlock sharper throttle response and improved airflow with the AEM 21-478WR Cold Air Intake. Built for performance-focused street and enthusiast use, this system replaces the restrictive factory airbox with a high-flow intake path engineered to support strong, consistent airflow while maintaining excellent filtration. Finished in a bold wrinkle red powder coat, it’s a clean under-bonnet upgrade that looks as good as it performs.
Key Features
- AEM Dryflow synthetic air filter (washable and reusable)
- Mandrel-bent aluminum intake tube for smooth airflow
- Durable wrinkle red powder-coated finish
- Heat shield design to help reduce heat soak
Vehicle Fitment
2008-2011 Subaru WRX
2008-2011 Subaru WRX STI
Fitment disclaimer: Check your vehicle details before ordering.
Benefits
- Improved airflow for better performance potential
- Reusable filter helps reduce ongoing maintenance costs
- Enhanced induction sound and engine bay appearance
Why Buy From Us
- AU & NZ focused support for easier purchasing
- Trusted performance brands and enthusiast parts
- Fast, careful dispatch and secure packaging
Specifications
Fitment Data
• Engineered for precision compatibility with high-performance builds.
• Tested under extreme mechanical stress for guaranteed structural integrity.
Use the Riot Vehicle Finder to verify exact sub-model compatibility.
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