DEI coolant additive

07metallicgreen · Jun 20, 2013

anyone ever try or hear anything about this stuff? I saw it on xtreme and was wondering if it is worth trying? sounds like pretty good stuff
http://www.xtremediesel.com/deidieselradiatorrelief040204.aspx

sweetdiesel · Jun 21, 2013

I dont use coolant....just run that stuff, it has rust inhibitors in it also. Best on the market imo