ha ha, i love all the idiots that say they look gay, and don't do it, it ruins the look of the car. I mean what the f**k, they ain't there to look good, they are there to perform a function. Humm.... protect the paint of don't i know which i would prefer.
But for the purest engine experience, displacement has no replacement. All other methods are simply attempts to artificially recreate the benefits of displacement.
Why not also put plastic sheeting all over your seats pensioner-style to keep them pristine too?