The classic image of a V-8 is big and thirsty. Engineers set out to dispel that notion by making the small-block Gen V engines extremely efficient. Along the way, some dynamometers also got toasted.
Surprisingly, it was planned as a small-volume engine for high-performance compact S4s and S5s. Now it is Audi's only V-6 available in midrange A6s and A7s, the flagship A8 sedan and Q5, SQ5 and Q7 CUVs.