Audi would / should not even know to be fair as it has valet mode for when in for a service.Just spoke to my supplying dealer, they asked if I needed a Tracker, I said no I will probably get a Ghost system fitted.
The reply was ''We had a customer who fitted one and because it interfeeres with the Cars electrical system Audi cancelled his warranty''
Best do a little homework before fitting one I suggest
TX.

Two year ‘new for old’ cover – if your vehicle is written off, you’ve owned it from new and it’s up to a year old, we’ll replace it with a new one. Vehicles between 1 and 2 years have a 12,000 mile restriction