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Aston Martin V12 Vantage roadster to start at $233,340

Aston Martin dropped the details of its UK-onlyV12 Vantage roadster on Tuesday, and the news is good. The new convertible will boast 509 hp and 420 lb-ft of torque from Aston's signature 6.0-liter engine. The roadster shares many of the technical features and specifications from the hardtop version, though some elements had to be changed to accommodate the folding soft top.

New BMW M3 and M4 revealed for 2014

This is it, folks – this is your early petrolheaded Christmas present: BMW has released full details of the new BMW M3 Saloon and M4 Coupe. And we do mean full details. Output of 431 turbocharged horsepower is the headline, but really it’s the extent of the engineering overhaul carried out by BMW’s M division that really stuns the senses here.

Brabus unleashes Mercedes-Benz SL850 6.0 Biturbo

We still remember a time when Brabus' Mercedes-Benz cars were tough to pick out in a crowd, but with the current generation of cars from this Bottrop-based tuning house everyone will be able to spot them from a mile away. Given the maximum speed of some of its cars, that's not a bad thing by any means. And even though Brabus has recently attracted attention for its treatment of the facelifted G-class and the new Mercedes-Benz S-class, their latest reworking of the Mercedes-Benz SL63 AMG is sure to reset the bar when it comes to the SL-class.