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The Wagner Tuning competition intercooler kit for BMW 3‑Series E46 diesel models (318d/320d/330d) is engineered to improve charge cooling under demanding conditions. Built to serve modified or high‑load engines, the kit helps maintain lower intake temperatures for more consistent performance. It’s presented as a performance‑oriented upgrade tailored to fit E46 diesel applications where enhanced thermal management is needed.
Wagner Tuning 2003+ BMW 3-Series E46 318d/320d/330d Competition Intercooler Kit
