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CSF all‑aluminum radiator for 2002–2007 Subaru Impreza WRX/STI features a 2‑row core with CSF’s B‑Tube technology and multi‑louvered fins to improve heat dissipation for street or track use. The drop‑in design accepts OEM hoses and components, uses CNC‑machined brackets and quick‑connect fittings, and arrives with a hand‑polished finish. It’s intended for high‑duty cooling where added efficiency matters.
CSF 02-07 Subaru Impreza Radiator
