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

Mercedes GLA – the A-Class SUV – will arrive in production guise at Frankfurt

The production version of the Mercedes GLA Concept (pictured) will debut at Frankfurt 2013 It’s only three months since the new Mercedes GLA debuted at the Shanghai Motor Show as a concept, but it’s already close to arriving in production guise. In fact, it looks like the new GLA – based on the new Mercedes A-Class underpinnings – will arrive in production form at next month’s Frankfurt Motor Show, ahead of going on sale in early 2014. The new GLA is aimed squarely at the competition from the BMW X1 and Audi Q3, and if it delivers as well as the A-Class has it stands a very good chance of becoming the pick of the premium compact SUVs.

Concept Car of the Week: Vauxhall VX Lightning

Both Ford and Vauxhall celebrated their 100-year anniversaries in 2003, but despite much of the attention being focused on the American giant, GM's UK subsidiary unveiling its own birthday present: the VX Lightning. Revealed at the Dorchester Hotel in London in May, the Vauxhall Lightning concept was a joint project between the GM North America (GMNA) Advanced Design Studio in England and the Opel/Vauxhall Design Center in Rüsslesheim, Germany. The Vauxhall ‘V' brand motif is a recurring theme throughout the car, despite the company's relative lack of global recognition.

Volkswagen XL1: Geneva Motor Show 2013

The VW XL1 is going in to limited production with the promise of 314mpg and a price tag likely to be £100,000. Surprisingly, one of those ‘Super’ cars is a Volkswagen that will cost £100,000 and has all the attributes of a supercar. Except its party trick is extreme performance in economy, rather than performance.