CSF BMW M3 Race Spec Dual Pass Oil Cooler (E46) SEDAN (2009-2010) Central Rear Splitter Citroen DS4

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CSF BMW M3 Race Spec Dual Pass Oil Cooler (E46) SEDAN (2009-2010) Central Rear Splitter Citroen DS4CSF Radiators BMW E46 M3 Race Spec Dual pass Oil Cooler is an essential cooling modification for improved reliability and increased performance, especially on track. With a perfect 'drop in' fitment for the E46 M3, this oil cooler from CSF was developed in partnership with Rogue Engineering a high profile BMW tuning specialist to ensure maximum cooling. Why are high oil temperatures bad? When oil overheats, it deteriorates at a much higher rate. This