Originally Posted By: greenaccord02
They used to say the same thing about synthetic oils... But it used to be true to a greater degree.
I still hear rednecks spouting off about synthetic oils being bad for an engine, and that once you switch to syn, "You cain't never go back!".
And I see people actually listening to these "experts". I step in and pose one simple argument, they get confused, then continue on their original tirade.