>why doesn't any OE use> ceramic coatings -or do they? I know, cost is an > >issue for OEs, > I think you answered your own question. Nissan/Toyota/Honda wouldn't pay Swain, or anyone else, anywhere near what we pay, and if it does indeed give anywhere near that HP with no downside, I can't imagine someone wouldn't have already used it. Terry Heick East Coast Editor www.freshalloy.com