COBB Top Mount Intercooler Kit Silver (B42400-SL) | Subaru WRX 2015-2021
Description
Description
The COBB Top Mount Intercooler Kit Silver (B42400-SL) delivers a substantial cooling upgrade for the 2015–2021 Subaru WRX, offering increased thermal efficiency and more consistent charge-air temperatures during high-demand driving. Finished in a bright silver coating, this TMIC enhances both performance and under-hood appearance while retaining full compatibility with the FA20DIT platform.
KEY FEATURES
- High-capacity top mount intercooler engineered specifically for the 2015–2021 WRX
- Silver heat-resistant finish provides a clean, performance-focused visual upgrade
- Larger core design improves airflow and reduces heat soak under repeated boost
- Optimized cooling efficiency supports tuned and stock turbo setups
- Direct-fit installation with OEM charge pipes and mounting points
- Delivers stable boost response and improved intake-air temperature control
TECHNICAL SPECIFICATIONS
- Aluminum intercooler core engineered for high thermal transfer efficiency
- Fin and tube layout optimized for minimal pressure drop and maximum cooling
- Durable silver coating adds corrosion resistance and clean presentation
- Precision-welded construction for long-term reliability under boost
- Includes intercooler assembly and hardware required for fitment
VEHICLE FITMENT
- Subaru WRX 2015–2021
COBB delivers proven, data-driven performance solutions engineered to optimize your Subaru with unmatched precision and reliability.


