Koyo Aluminum Radiator - 01-06 BMW E46 M3
Koyorad high quality direct replacement all aluminum performance radiator for 2001 through 2006 BMW M3 E46 chassis. This application features Koyorad's "HH Series" high density, two row 48mm radiator core which was developed to increase coolant volume, promote proper air flow and coolant circulation. In typical fashion, Koyorad has engineered this radiator with precision, directly replacing the stock OEM plastic/aluminum radiator and will bolt easily to the factory equipped fan shroud for a quick and simple installation. Koyorad's superior quality, precision hand welds, reliability and uniformity are what have earned Koyorad their excellent reputation in performance cooling worldwide.