For A4720107662 Crankcase Breather Oil Separator Fit For Detroit DD15. Manufacturer Part Number : A4720107662 The breather pil valve comes with a gasket and housing cover, so you have all the parts you need for convenient installation and can easily replace old worn parts. Constructed with high-strength plastic, this Oil Separator Segregator is resistant to corrosion, abrasion, extreme heat, and rust, delivering consistent quality and excellent operational performance. The cylinder oil separator breather valve functions as a fuel pre-processing device, efficiently removing water and foreign particles from fuel and protecting the fuel system and engine components from corrosion and wear induced by these contaminants., Manufacturer: KVSWBRE