Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Porsche Cayenne Turbo S (2012) first official pictures

If you're a Porsche Cayenne buyer, it's unlikely you're too bothered about the political (in)correctness of your vehicle. Still, Porsche has somewhat injected a modicum of common sense into the new flagship model: the Cayenne Turbo S. Despite gains of 42bhp and 37lb ft over the already potent Cayenne Turbo, Porsche claims the Turbo S suffers no drop in fuel efficiency or inferior CO2 output.

Audi shows S3 Sportback (2013) – but is a used S3 a better buy?

Here’s Audi’s S3 Sportback, the five-door version of the 296bhp Quattro hot hatch unveiled last year. The S3 Sportback takes 5sec flat to accelerate from 0 to 62mph, that’s one-tenth of a second quicker than Audi’s official figure for its three-door stablemate. That’s because the initial 5.1sec S3 time was only an estimate, and Audi’s subsequent tests have shown the three-door S3 actually dipping below five seconds in the 0-62mph sprint.

BMW 9 Series Concept heading for Beijing Motor Show debut?

a BMW 9 Series Concept debut at beijing? We’ve only just had confirmation that a new BMW 7 Series SUV is on the way as BMW continues to push at both ends of their range, with the X7 aimed at the new Range Rover and Mercedes GL. Now it seems BMW are also looking to build a car that can take on the very high-end Mercedes S Class – especially the S Class Maybach when that arrives – and maybe scoop up a few sales from lower-end Rolls Royce and Bentley buyers.