marvel mystery oil & lucas oil stabilizer safe for new cars? lucas synthetic oil stabilizer pure synthetic is one of the products we use along with mmo to see if they destroy a modern car engine. also we will test the different sound levels to see if we can stop engine noise like knocking or ticking so got knock or tick . we use marvel mystery oil as a oil flush along with how to use the products . if you want to see seafoam in oil check that video also in my list of videos we even try stp oil treatment additive. test car 2014 Hyundai elantra gt. will they hurt the engine well here with nates interactive auto NIA you will find out. #lucasoilstabilizer #marvelmysteryoil
