The do88 power steering oil cooler is a vehicle-specific cooler for BMW M3 models from 2007–2013 (E90/E92/E93). It is supplied as a dedicated power steering cooling component sized and routed to integrate with the E9x M3 engine bay while providing targeted cooling for the power steering circuit. This unit is built to fit the listed M3 chassis and model years.
do88 07-13 BMW M3 (E90/E92/E93) Power Steering Oil Cooler