Fitment: 2012 Nissan Versa Hatchback 2007-11 Nissan Versa For more details,pls check compatibility Chart. What is an expansion tank on a car? The expansion tank absorbs excess coolant and minimizes excess pressure in the engine cooling system. An expansion tank helps maintain a minimal pressure increase during heated water expansion, helps reduce coolant hammer, and helps protect the engine cooling system from stress. Features: .
