Joe, I'm not an A3 guy, but didn't they all come w/ power steering? If so, you can't remove the rack. If you can, you'd need an non-power A3 rack. If the A2 rack is the same part #, fine. Otherwise, you'll need the A3 part.
BTW, congrats on the new car!!!
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MARRS #25 ITB Rabbit GTI (sold) | MARRS #25 HProd Rabbit
SCCA 279608