For its final outing in B9 form, the S4 had both turbocharged petrol V6 and yes, diesel engines. Combined with an eight-speed automatic transmission and the ubiquitous quattro all-wheel drive ...

The first B9 S4 and S4 Avant were also around 75kg less than the B8 S4s too, at 1630kg and 1675kg respectively. The MHEV diesels gained a good bit of weight, at over 1800kg. The S4 was, of course ...