Question: Which key tool can I use for 8E transponders, from Audi A6L/Q7? Answer: There are optional solutions. It can be done with some key programming tools. VVDI2 commander and Zed-Full are two popular ones. Noe that Xhorse VVDI2 is the best for it. Easy and fast! But of course YMMV. Here you go. First, tested with with…