Hello Paul, welcome back
I take no responsibility for your choices, you're on your own here
A nice 4.2 TDi with a remap would be my choice if I was on the market for an A8, have a good look and I'm sure you'll find one
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Audi D3 S8 - 2007 - V10. B&O, Phantom Black, black and silver interior, and still completely standard with everything working as it should

SOLD 2023
Audi TT - 2015 - Ultra