The Oil Filter Housing is typically made of a durable and corrosion-resistant material aluminum. It Withstands the high pressures and temperatures encountered in the transmission system. The housing also has a drain plug that allows the old oil to be drained out.Attributes: • Provides a mounting point and dissipates the heat• Withstand 15 Psi air pressureApplications:An Oil Filter Housing is used to filter the oil in the drive train and protect the engine from contaminants.