1976 - 1979 Trans Am / Firebird Coolant Tank Bottle Used on 2040-parts.com

Why the BMW M4 is better than the M3 V8 (2013)

It’s no exaggeration to say that the turbocharged engine in the upcoming BMW M3 (saloon) and M4 (coupe) models is one of the most important engines ever produced by BMW’s M Division. No, it’s not the first turbo lump the performance off-shoot has built – you'll probably know we’ve already had the X5/X6M mutants plus the brilliant 1M and M5 and M6 – but it is the first turbo ever to slot in a production M3, the car that personifies BMW’s iconic performance sub brand, which itself has always been defined by high-revving, naturally aspirated engines. All of this explains why M’s engineers have cut their teeth on other engines first before plucking up the courage to develop the M3/M4 turbo while turning their backs on the outgoing E92 M3’s exceptional V8.

More on Alfa Romeo's rear-drive strategy

The revised Alfa Romeo plan that Fiat CEO Sergio Marchionne is expected to announce next April focuses on a new, still unnamed rear-wheel- and all-wheel-drive architecture. A key aim of the new plan is to boost Alfa's global presence. "With our current segment coverage and our geographical footprint, we compete in about 5 percent of the global market," Alfa's European boss, Louis-Carl Vignon, said in an interview.

CAR's review of 2009: the year's best sellers

The fat lady hasn’t sung Auld Lang Syne yet, so here are the UK’s top selling cars of 2009 for the year to date. Since we’re dabbling in nostalgia, we’ve also got 1999’s greatest hits for you. So what have 10 years done to our buying habits?