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

Chevrolet is bringing CNG power to the Silverado HD

Chevrolet is taking CNG-powered vehicles seriously, with so many of their trucks being used in commercial fleets, so it was perhaps no surprise that we'd see a version of the 2015 Silverado HD that can be run either on gasoline or compressed natural gas before long. Chevrolet brought the 2015 Silverado 2500 HD CNG to the Chicago Auto Show, to let prospective buyers as well as the media to learn about at the savings that could be realized with this environmentally friendly setup. The HD CNG truck will offer bi-fuel capability coupled with its 6.0-liter V8 engine that's been modified with hardened valves and valve seats to run on compressed natural gas.

Porsche Macan Configurator now LIVE

Porsche Macan Configurator now LIVE The new Porsche Macan – Porsche’s new ‘baby’ SUV, based on the Audi Q5 – has only just been revealed at the Los Angeles Auto Show, but you already go ahead and spec-up your very own Macan for the UK at the new Macan Configurator. There’s a choice of all three Macan models – the Macan S, Macan S Diesel and Macan Turbo – with prices starting from £43,300 for the S and S Diesel, rising to £59,300 for the Macan Turbo. But that’s before you start adding interesting bits from the options list.

BMW 5 Series GT – Leaked images ahead of launch

BMW 5 Series GT leaked official images ahead of the release on Sunday [ad#ad-1] As we’ve discussed countless times, Mercedes and Audi seem to be filling niches in the car market no one even realised existed. But BMW is playing catch-up quickly. Many would say that the X6, and in particular the BMW X6M, is a car that fills a niche that doesn’t exist – but we have another contender.