Originally Posted by KennyPowers
Downsides would be size. I've driven a tts and it's small as hell inside. The rear seats are useless.
If you dot need the rear seats, I'd rather have a tt rs than the 135.
In my experience Audi manual transmissions are better than BMW transmissions.
Heel and toe is difficult on my fd's TTRS/S3.
I haven't driven an E9x M3 6MT, but I prefer the 6MT on my 1M more. Porsche still makes the best 6MT.