Originally Posted by WRX8XB
the 9.5" +38mm RPF1 require a much smaller spacer compared to the 9" +35mm.
one reason 9.5"s are more common in the Subaru world.
RPF1 all the things.
Well yea. Lol I have 3 sets of RPF-1s an autox setup, dry road course setup, and wet road course setup. This is all a mute point as I'm going to a brz here in the coming weeks though.