QUAKER STATE : Full Synthetic motor oil ( Horse Power or Torque Power ) : $19.99 ...

[SilverGlow]

Originally Posted by TheSilkySmooth

Wrong Again - Do you need me to go through the SM spec line by line to show you where it is WORSE than SG? N.A. API oil is inadequate except in the most MILD driving conditions eg: moderate ambient climate, complete warm up, low rpm operation.

The thousands of UOA's (used oil analysis) for SM rated oil call you a liar ;-)