90-05 Yamaha Warrior Heal Guards on 2040-parts.com

One Lap of the Web: Famous Porsches at auction, Smokey the Aventador and classic snow cars

Here's a tip: If you're going to have a rev battle with a collection of Lamborghini Aventador supercars, keep clear of flammable foliage. Better yet, don't participate in something lame like a rev battle. If you're in a part of the country that's recently been socked by winter weather, don't think you have to put away the classic car: Hagerty Insurance lists five old cars that make great winter drivers.

Renault Sand'up concept

This is Renault's new Sand'up concept, developed by Renault Brazil and unveiled today at the 25th Salão Internacional do Automóvel in São Paolo. The modular 2+2 coupé can not only transform into a cabriolet, but it can also be used as a pickup by lowering the rear bench seat. As most pickups in Brazil are bought for their sporty image and not used for heavy workloads, but rather as an adventurous and fun vehicle, the car makes use of the rear passenger compartment by incorporating a mechanism that lengthens the cargo bed by up to 40cm to accommodate a range of objects.

BMW M3 DTM Concept Car (2011) first official pictures

Andy Priaulx's guide to 2012's BMW M3 DTM racer This is BMW’s M3 DTM Concept Car, a taster of the near-500bhp racer that will compete in the 2012 DTM (German Touring Car) series. Unveiled at BMW Welt in Munich, it signals BMW's return to the DTM after a two-decade absence; between 1987 and 1992, the BMW M3 won 40 races and had over 150 podium finishes in Germany's premier tin-top series. Does this new BMW M3 DTM car bear any resemblance to a road-going M3?