1937 1938 1939 Chevy Passenger Rear Leaf Spring Kit Tci #422-4610-00 on 2040-parts.com

Audi TT Ultra Quattro concept (2013) first official pictures

This is Audi’s idea of a TT in the GT3 RS or Superleggera mould: the TT Ultra Quattro concept. Thanks to a ruthless diet and an uprated 2.0-litre TFSI turbo petrol engine, the all-wheel drive TT Ultra will launch to 62mph in 4.2sec, (1.3sec faster than a regular Audi TTS) and hit 173mph flat out. Just how light is the Audi TT Ultra?

Porsche Panamera upgrades (2010) first details

The 493bhp Porsche Panamera Turbo is about to get even more powerful: Porsche has released details of a new range of upgrades available on the Panamera, including a £14k Powerkit pack. The Powerkit – as its name suggests – delivers an increase in power (and torque) over the standard car, and is exclusively available on the Panamera Turbo. The Panamera Turbo left us a little underwhelmed when we put it through its paces a year ago, chief issues being the packaging, styling and ergonomics.

Denmark's Zenvo ST1 supercar lurks at the Geneva Auto Show

Zenvo launched the first ST1 about two and a half years ago and has sold “five, about” since then, though the company's press material lists only two sales. Founded by a Dane and headquartered just outside Copenhagen, the world's only Danish supercarmaker has since been bought by a Russian oligarch. The Zenvo ST1 is designed, engineered and manufactured completely by Zenvo, which even made the engine.