Originally Posted by Socale92
the tips don't connect to the exhaust, so they are functional as decoys and in that case you are right....
Again... you are wrong. You should do your own search. These reports came from pre-production models.
"In the rear the most noticeable change from the IS 350 is the “F” badge and the addition of the stacked quad exhaust tips. While previous reports have surfaced showing pre-production placeholders for the upper tips, our test vehicle was full-functional for all four. "