...nets the owner(s) a sense of "added value" in terms of aesthetic appeal & uniqueness, pride of ownership/ enjoyment, & added $$$ market value.

...surely we can't live a day without the visual splendor of aftermarket bolt-ons attached to anything that moves: wheels, tires, exhaust, tint, suspension, decals, bumper stickers, stereos & entertainment equipment, interior and exterior lighting, body kits, grills, bells, whistles, etc.

good thing that "variety is the spice of life"- and - "to each his own"

-fad