The 4.0 TFSI, which is used in slightly different configurations ... and the cylinder case is a cast aluminum-silicon alloy. This eight-cylinder unit is very light in weight, and its highly ...

Without further ado, I proudly present the Digital Trends Engine of the Year: the Audi 4.0 TFSI V8. Some of you might be scratching your heads, as this engine isn’t exactly new. It originally ...