Mercedes is upgrading the SL with new V6 and V8 engines and revisions to the V12. The SL500 now has a 383bhp 5.5-litre V8 that helps drop the 0-62mph sprint to 5.4sec. The new V6 in the SL350 rustles up 268bhp.
The Land Rover Defender's toughest test: how the D7X-R triumphed at the Dakar Rally
The Defender D7X-R is tackling the world’s most gruelling off-road race, and unlike many competition cars, this one has strong ties to a car we know w…