Description
CSF 7239 is a drop-in all-aluminum radiator engineered for the 2016-2018 Ford Focus RS. Its larger two-row core adds cooling capacity for tuned street cars and repeated track use while retaining OEM-style mounting points and hose connections.
Key features
- Two-row 42 mm ultra-high-performance core
- Triple-pass coolant-flow configuration
- CSF B-Tube construction with multi-louvered fins
- CNC-machined mounting pins and brackets
- OEM-style inlet and outlet
- 100% TIG-welded aluminum construction
- Drop-in installation with no vehicle modification required
- Individually leak and pressure tested
- Two-year limited CSF warranty
Verified application: 2016-2018 Ford Focus RS (MK3), turbocharged 2.3L four-cylinder.






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