One Audi W12 owner in China got lucky when he found a shop that did a complete rebuild on their engine for what honestly feels like a bargain. In a relaxing YouTube video posted by Mechanic Diary ...

Yet, in terms of timing drive or injection system, the 3.0 TDI engine costs much more to repair (chain and Common Rail injectors). Thus, if you were to hypothetically compare an Audi A6 (C5 ...