2009 "Your Car VS" Thread

[BrianG]

Originally Posted by snellemin

...Actually saw a 3mpg increase on highway driving with the Royal purple.

Royal Purple, eh? Intrigued, I did a little more reading and it seems to be legitimate, unlike those "vortex" things people stick in their intakes to boost power. I might give it a try next time if my oil-changing place carries it (hate changing my own oil; it's messy and a PITA). Gas prices aren't astronomical right now, but every little bit helps...