All versions of Audi R8 on the track

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All versions of Audi R8 on the track


All the available Audio R8s -- including the lightweight GT road car and the Grand-AM race car -- take to the track for instrumented testing.


and


Audi R8 V10 von xXx Performance


Audi R8 V10 von xXx Performance, this is one funky looking R8.