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Exotic Cadillac XTS mule spotted

Autoweek reader and frequent spy-photo contributor Spencer Abbott brings us these photos that he took last weekend in Birmingham, Mich. The photos clearly show a heavily camouflaged Cadillac XTS. But given that production-ready examples of Cadillac's new full-sizer have been making frequent appearances on Michigan highways for months, the heavy camo on this XTS is a bit puzzling.

Alfa Romeo reveals new 1.8 litre turbo engine with up to 300bhp

New Alfa Romeo 1.8 litre turbo engine - destined for the Alfa 4C Alfa Romeo are on something of a push to make themselves seem a viable part of the Fiat setup, with a plan to push hard in to America (although that keeps getting delayed) and new product on the horizon. One of those new products is the Alfa 4C which we expected to get a version of the existing Alf 1750 lump with around 250bhp. But it looks like that’s not going to be the case after all.

Porsche boss Mueller: A launch every year, 200,000 sales by 2018

By 2018, Porsche CEO Matthias Mueller, 57, aims to boost annual global sales to more than 200,000 units, up from 97,000 in 2010. To do so, he will introduce at least one new Porsche every year. Mueller, a former executive at Volkswagen AG, replaced Michael Macht as Porsche AG CEO in October.