Which engnine will outlast the other?
Daily driver "A" ususe conventional and changes his/her oil every 3-4 months and does not exceed 4 thousand miles on the oil.
Draily driver "B" uses Mobil 1 or any other top rated syn and changes his oil on an extended drain basis such as 5k or higher...
Daily driver "A" ususe conventional and changes his/her oil every 3-4 months and does not exceed 4 thousand miles on the oil.
Draily driver "B" uses Mobil 1 or any other top rated syn and changes his oil on an extended drain basis such as 5k or higher...