Lines For Fault Testers Texa Tex 3151/t76- on 2040-parts.com

Dartz improves the G63 AMG 6x6

Half-million-dollar vehicles tend to be polarizing. Why, for example, might one drop extra-large coin on an Aventador Roadster when a Boxster S offers so much usable fun for a fraction of the price? Your average modern sports car is fast enough; why buy a supercar?

GM's Ed Welburn walks Jay Leno through the Elmiraj concept's design [w/Video]

General Motors' vice president Global Design Ed Welburn stars in the latest of the 'Jay Leno's Garage' YouTube series, running the talk-show host through some of the new Cadillac Elmiraj concept's design features and what it means for the brand's future. We get a look at all the classic Cadillac design cues such as the vertical headlamps and tail lamps as well as the central hard crease that Welburn says is "important in every Cadillac". Leno and Welburn then move onto the Elmiraj's features, such as the large doors' integrated handles and the slimmer A-pillars before a more in-depth look at one of the concept's most striking features – the grille.

The greatest cars in film: CAR's top 40

By Tim Pollard Motor Shows 27 October 2008 13:08 CAR today reveals the top 40 greatest cars in film history – as voted by you. We asked 1650 readers for their favourite motoring movie moments and today we publish your top ten. Click on our new Cars In Movies section to read CAR's review of the top car movies, watch video clips from the silver screen, test your car anorak trivia and add your own reviews.