Bosch Bsh 13340 - Oxygen (o2) Sensor on 2040-parts.com

Listen: Upcoming Ford Focus ST to employ sound symposer

While BMW employs a digitally sanitized/perfected sound file to give M5 owners the proper sense of aggro urgency when motoring at pace, Porsche went a little more organic with its employment of a sound symposer to feed the 911's flat-six growl into the cabin of the extra-refined 991. Essentially, the sound symposer is an electrically controlled diaphragm in a tuned sound tube that brings the proper engine noises into the passenger compartment. It can be opened and closed by the car's onboard electronics to offer snarl when you want it and serenity when you don't.

From 'Made in China' to 'Designed in China'

Visitors to the recent Auto China in Beijing may have noticed an impressive new Chinese sports car – called Aculeus – on one of the smaller exhibitor stands. The concept car is the latest project undertaken by CH-Auto Technology Corporation – one of a growing number of automotive R&D service companies based in China that provides support to the OEMs. The company was established in August 2003 by Lu Qun, an engineer who originally trained at Tsinghua University and later specialized in engine development testing.

2013 Renault Clio Sport Tourer (Estate) revealed in video

The estate version of the 2013 Renault Clio – the Renault Clio Sport Tourer – has been revealed in a Renault promo video. It was only last week we had the reveal of the 2013 Renault Clio, a new Clio Renault hopes will revive the flagging fortunes of the Clio, a car that used to underpin Renault’s sales in the UK. As part of Renault’s PR offensive, they’ve produced a video outlining the design and production process for the new Clio; lots of arty types penning stunning shapes, new Clios undergoing testing and the shiny new Clio rolling off the production line.