[crosby]

I found a wheel/tire fit calculator. I am looking for the best width (I am steering towards a 9.5") and offset to accomodate my new 275/35/18 tires for the rear.
Here is the website:
http://www.wheelsmaster.com

2004 GTO 6 speed.

 

[crosby]

Did you do any mods (grinding etc) to fit the 18" 9.5" wheels?