Eastwood ZDDP Oil Additive 4 oz.

    Eastwood ZDDP Oil Additive 4 oz.

    Product Review (submitted on April 7, 2013):

    Put this in our 67' karmann ghia stock engine and also in our 66' VW bus with a built 1904cc engine... Unbelievable the difference in how smooth and quiet both engines run.