I get compliments on it, usually about how much better it looks than other X5s, and they ask if I have any exhaust mods (I don't).
Removal of the roof rack and lowering it, as well as keeping it extremely clean, makes it stand out in a crowd.
Just leaving the grocery store tonight, I started it up in the parking lot and a Grand Cherokee owner did a double, triple, then quadruple take as I drove away, then was looking at it driving down the street when he caught up to me. Must like em