Don't be afraid to trim your cladding. It's a 2 minute operation with a pocket knife that is undetectable and foolproof and allows you to put on 285/60/18's that make your VX look like God intended. Check out the pictures on my site to see what you're missing if you stick with skinny tires!
http://jorgeherreraphotography.com/mrtewVX/mrtewVX.html