Should I upgrade from A8L D3 to A8L D4?

A8L D3 and D4 Front

Finally my sis and her husband got a 3.5 years CPO 2017 A8L D4 with 13k miles on it for $50k from Pacific Audi in Torrance, CA. The car has most of the options they wanted – Executive package, driver assistant package and in pristine condition. After driving the newer 2017 A8L, I couldn’t tell

Our Old Faithful 2008 Q7

Q7 snow 2

No one would believe when I said I’ve spent $0 on fixing my 2008 Q7 since new until now 3/7/2019 but it’s the truth. The car’s been garaged since new, it has 56k miles now, we do take it to the Sierras every winter. We had to change tires one time and they’re still have