Just scouring eBay and found these that look like the A4 maf sensor (position the sensor is mounted) and thought they may be another alternative to the 3" vr6 ones.
1. 370327703070
2. 230552272344
It will be hard to find the Porsche one I no but a BMW one shouldn't be hard to find. That being there 3" lol
1. 370327703070
2. 230552272344
It will be hard to find the Porsche one I no but a BMW one shouldn't be hard to find. That being there 3" lol