just in case anyone is wondering about aftermarket exhaust for this car, I'm posting so you can see what can be done. I decided to use a flowmaster crossflow muffler pn 42583,and flowmaster tips pn 15383. Here's some pics and a link to a sound clip. There is also a Magnaflow brand option that can be used,for a lower db level,and you can see it on a post from the 3rd gen forum...
Update: I got the parts and had trevor at abc muffler build me a new system using two Borla S-Type round mufflers, and VW/Audi exhaust tips. Total cost was close to $800 CAD. I actually felt noticeable power gains with this system throughout the rpm range. Throttle response feels faster,and the turbo feels like it comes in sooner and pulls a little harder. Droning is minimal by my ear... click links for sound
Update: I got the parts and had trevor at abc muffler build me a new system using two Borla S-Type round mufflers, and VW/Audi exhaust tips. Total cost was close to $800 CAD. I actually felt noticeable power gains with this system throughout the rpm range. Throttle response feels faster,and the turbo feels like it comes in sooner and pulls a little harder. Droning is minimal by my ear... click links for sound