Radiator & Caps

  • Koyo Radiator - BMW M3 (E90/E92/E93) Quick view

    Koyo Radiator - BMW M3 (E90/E92/E93)

    Koyorad is proud to introduce a high-performance radiator for the 2008-2013 BMW M3.  This all-aluminum upgrade features Koyorad's 48mm thick, high density Hyper core, offering a 20% increase in thickness compared to the OEM unit.   The...