i had a 3.0Tdi for about 18 months before the A8.
Mine was the 6 speed tiptronic. It's not turbo lag - it's poor throttle response / drive by wire.
It's not particularly good for economy and it's not that quick unless you use dynamic mode and when you do, the economy is even worse.
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2002 3.7 quattro sport (SOLD)
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