Announcing 5 New Prolube Motor Oils 21 Aug, 2014 | Lubricants Prolube are pleased to announce 5 new products to our high grade range: XHP 4ST 10W40 SEMI SYNTHETIC SYNTEGRA C1 5W30 SYNTEGRA A5B5 5W30 SYNTEGRA EZIFLOW 0W20 SYNTEGRA EUROTEC 5W30