Ace BMW tuner gets its M5 rival right this time
for more details).
'New B5 rights all of the B5's wrongs, and is monumentally quick into the bargain
It still does over 20mpg
20in wheels look great
Steering still a bit vague
Emissions of supercharged engine are high....
...as is the £70k price tag
Alpina B5 S (e60 (09/07 - ))