As far as practical upgrades/mods are concerned, I would have to agree that seat heaters will probably win. But if you're talking cosmetic, DIY grille inserts are pretty high up there IMO... haven't done this yet, but it's next on my list. The VDP fuel door is also a good cosmetic upgrade.
Tyler R. - Ansonia, CT
Silver '12 JKRU
6-speed, soft top, 2.5" TF Lift, 35" Treadwright Guard Dogs, Smittybilt SRC front bumper, Superwinch TS9500 winch, M.O.R.E. oil pan/trans skid, Skid Row exhaust loop skid, Dominion evap relocation,*Smittybilt Oversized Tiire Carrier and Cibie headlights.