The CSF heavy‑duty all‑aluminum radiator for 2010–2019 Toyota 4Runner is a drop‑in performance replacement engineered for on‑ and off‑road cooling. Featuring a two‑row, 42mm core with CSF’s B‑Tube technology and ultra‑efficient multi‑louvered fins, it increases heat rejection while remaining a direct fit with OE hose and bracket locations. The radiator includes an upgraded transmission cooler and CNC‑machined mounts for reliable, no‑mod installation.
CSF 10-19 Toyota 4Runner High Performance All-Aluminum Radiator