Harmonic Balancer Platinum# 2594243 on 2040-parts.com

Audi S6, S7 and S8 (2011) first official pictures

To offset its two tiny Urban concept cars and prove it’s still a sporty, performance-inspired brand, Audi will unveil not one but three hot S models at the 2011 Frankfurt motor show in September. The Audi S6, S7 and S8 are all powered by the company’s new 4.0-litre V8, with the most powerful iteration offering up 512bhp. Are the Audi S6, S7 and S8 all available with 512bhp?

Porsche's new '911': the Cayenne fire engine

By Nick Eaton First Official Pictures 10 September 2008 10:13 Another day, another Porsche variant. Stuttgart's fire department has taken delivery of two red-hot Cayennes with a difference: they're emergency vehicles which have been specially tweaked by Porsche's Training Centre for the city's firemen. The Stuttgart fire service claims that the hilly topography of the city meant it needed all-terrain emergency vehicles, and the project was given to local firm Porsche because the Cayenne served up the firemen's needs for something that can go anywhere fast. Nothing at all with them wanting to arrive in style or make neeh-naah noises in a Porsche.

New gadget immobilises cars with electronic pulse

Mitsubishi It might sound futuristic, but British technology company E2V has developed a prototype gadget capable of remotely stopping a car using a burst of electromagnetic radiation. Although it does appear to be a piece of equipment from the ‘James Bond bad guy’ locker, this technology really does work and could be used by police forces in the future. On Bing: see pictures of speeding carsHow motoring convictions affect your car insurance So bank robbers beware – even speeders, too.