Ray Marine Radar E70620 E70629 on 2040-parts.com

Suburban Terror: Hennessey offers upgrade packages for GMC SUVs

Lest you think that Hennessey Performance Engineering will only tune up your Dodge Viper or Cadillac CTS-V, feast your eyes on this little number showing one of the company's souped-up SUVs taking on a 2011 Nissan GT-R. It's really an unfair fight: The Cadillac Escalade sports a 6.2-liter V8 which in stock form makes about 400 hp. But Hennessey, not looking for a beatdown, drops a twin-turbocharged 427 cubic-inch LSX engine with high-flow cylinder heads, intake and exhaust upgrades, a performance camshaft and a laundry list of other parts to bring the truck's output to 1,000 hp.

Opel Flexstreme concept

By Tim Pollard Motor Shows 11 September 2007 03:13 Opel Flextreme: the lowdown Vauxhall’s European sister brand Opel showed off its surprise at Frankfurt today – the new Flextreme concept car. Under that voluminous monocab body lies GM’s E-Flex plug-in hybrid system. It’s the latest trend in hybrids, allowing up to 30 miles of zero-emissions electric operation, after which the diesel engine kicks in to recharge the battery.

Chevrolet Cruze hatchback concept (2010) first official pictures

These are the first pictures of the new Chevrolet Cruze hatchback, a concept car that will be unveiled at the 2010 Paris motor show. Think of it as a thinly veiled look at the new five-door version of the Cruze that will go on sale in 2011. Apparently so, and we all know the old addage that five doors are more popular than four in Europe.