2004 Trx 400ex Timming Chain Tensioner 400 Ex on 2040-parts.com

Mercedes GLA goes subterranean

FOR SUV owners looking to test their cars’ off-road credentials, the obvious place to put them to the test probably isn’t nearly 200 metres underground. But that’s exactly where the new Mercedes GLA found itself as it descended into Winsford Rock Salt Mine, 620 feet beneath the Cheshire countryside. The working mine, which supplies much of the UK’s gritting salt for wintry roads, played host to four standard (apart from extra driving lights) GLA models, which were lowered down into the mine nose first before being let loose in the 130-mile network of tunnels.

Audi is set to show off LEDs and the S7 sedan in Super Bowl ad

Audi will air an ad during the Super Bowl for the fifth consecutive year. The company will use the big game to display the LED headlights on the juiced-up 2013 Audi S7 sedan. The ad's theme is still under wraps, but it will revolve around the benefits of LEDs, which Audi says is its signature.

Porsche reveals extreme 911 GT2 RS

Porsche has revealed its most powerful and arguably most extreme road-going 911 to date: the GT2 RS. The new rear-wheel-drive road rocket will debut publicly at the Moscow auto show in late August and will go on sale in the United States in October. The GT2 RS, to be built in a limited run of 500, is powered by the latest evolution of Zuffenhausen's 3.6-liter, twin-turbocharged, horizontally opposed six-cylinder engine, tuned to deliver a Le Mans-grade 620 hp.