CSF13-18 Ford Focus ST Radiator

Premium high-performance all-aluminum radiator engineered for 2013-2018 Ford Focus ST models equipped with turbocharged EcoBoost engines. This advanced cooling solution overcomes the factory radiator's limitations particularly important for modified and track-driven applications. Features significantly enlarged core construction with CSF's proprietary B-Tube technology delivering superior heat dissipation compared to OEM units. The enhanced core volume and efficient fin design maintain safe operating temperatures even with substantial power increases from tuning and turbo upgrades. 100% TIG-welded aluminum construction eliminates weak plastic components while providing exceptional durability for performance applications. Factory-compatible mounting provisions and connections ensure plug-and-play installation without cutting or modifications. Professional-grade construction and finish quality suitable for these popular performance-oriented hot hatches.

Essential upgrade for Focus ST owners running Stage 2+ tunes with upgraded intercoolers and exhaust systems. Perfect for track enthusiasts experiencing cooling challenges during extended circuit sessions or time attack events. Ideal for preventing heat-related power loss and engine protection during aggressive summer driving. Excellent replacement for factory radiators showing signs of age or decreased cooling efficiency. Must-have for serious Focus ST builds generating 350+ horsepower requiring superior thermal management capabilities.