Check also polish project of Trabant with drivetrain from Audi S3 and SAAB engine. 570 horsepower. You can find it on YT.

One is coming to Poland but unfortunetely I don’t know the owner, try asking @GrzegorzCizlaOSamochodach on FB, he posted that owner is his friend...

Hi guys, there is preety fast Trabant already powered with SAAB b204 with quattro drivetrain from Audi.