Description
CSF brings over 5 decades of cooling expertise to the 08-14 Subaru WRX/STI and 15-21 WRX lineup with this high-performance 1-row 31mm radiator. Engineered for both street and track use, this all-aluminum radiator delivers superior cooling performance for stock vehicles and high-horsepower builds alike, keeping your engine running at optimal temperatures in demanding motorsports environments.
Key Features:
- CSF’s exclusive B-Tube Technology with seam-brazed design increases heat transfer surface area by approximately 15%
- Ultra-efficient 6.5mm multi-louvered fins precisely aligned and wind-tunnel tested for maximum airflow and heat rejection
- 100% all-aluminum TIG-welded construction with CNC machined and welded mounting brackets
- True drop-in fit design—no modifications required, reuses OEM hose connections
- Innovative multi-fit combo pipe and plug design for broad application compatibility
- Individually leak and pressure tested with 1-hour hand polish mirror finish
Includes:
- High-performance radiator core assembly
- CNC machined OE-style mounting brackets
- Multi-fit combo pipe and plug design
- All hardware necessary for installation
Peak cooling performance. Maximum reliability. Built for the WRX and STI.
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