99 Polaris Magnum 500 4x4 Rear Fender Plastic 11016 on 2040-parts.com

Chevrolet Corvette Stingray to showcase Toyo Tires at SEMA

If you thought that tire manufacturer will just have tires at their stands at SEMA... you probably haven't been to SEMA. The manufacturers' new tires tend to be coupled with spectacular show cars created in partnerships with tuners and coachbuilders, and this year there will be no shortage of show cars sporting the latest tires.

2011 Audi R8 GT, an AW first look

Three years after it burst onto the supercar scene, Audi has unveiled a hard-core version of its R8 called the GT. Based on the existing mid-engine R8 V10 and incorporating aerodynamic, weight-saving and mechanical developments used by the company's R8 LMS GT3 race car, Ingolstadt will build just 333 copies of the new 560-hp four-wheel-drive performance flagship. Pricing has not yet been revealed, but given the extent of the changes to the new two-seater, buyers should expect a hefty premium over the R8 V10's $147,000 price tag when the GT goes on sale in North America.

Citroen C5 Airscape concept

Following the C-Airlounge of 2003, the C-Airdream of 2005 and the C-Airplay of 2006, is the C5 Airscape. Due to make its international debut at the Frankfurt Motor Show next month, this new Citroen concept acts as a spoiler for the forthcoming upper-medium C5 replacement dues soon. Unlike the forthcoming production car, the concept is a four seat coupe cabriolet which is aiming to show a new level of premium quality for the brand.