Quote Originally Posted by Gazwould View Post
Good info , 30cc isn't alot but obviously essential for BV43 .

Initial logic would have AWX with 520 and AVF 550 because of the extra torque mapping.

Any non removal way to tell what one has ?
Think tuners can see it through the ECU..

Else you have to oven and look..

Mine is the AVF and I have the 520cc

But, I’ve only seen Audi with 520cc and all Passats with 550cc