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Originally Posted by Uncle Scotty
...there has been some discussion between some local peeps----subaru parts dept/performance enthusiast  guys and it seems that, on the '05 STi's, the 225/45 gives an incorrect spedometer reading......the 235/45 makes it spot on.....the S203 has 235/45's, stock....go figure. |
The 225's do, and I have confirmed that it is about 3-4 mph off at 70 mph on a GPS. Maybe it was the S203 that I saw with the 235/45 size.