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HPP turns Challenger into Superbird

Those of you pining for the high-winged days of the Dodge Charger Daytona and Plymouth Superbird can open up your checkbooks and make one payable to Heide Performance Products out of Madison Heights, Mich. The company can turn any Dodge Challenger into a '70s-inspired pavement burner, though they leave the actual pavement-burning modifications up to you: the Superbird/Daytona kit is an appearance upgrade only. The full kit comes with a nose cone assembly ($5,999), three-piece wing ($2,499), functional Shaker hood and scoop ($2,499), rear aluminum louvers ($899), HPP Challenger hood pins ($179), Daytona or Superbird taillight overlays ($189), fender gills ($89), pistol-grip shift lever ($149) and rear diffuser ($1,299), or a total of $13,800.

More on Alfa Romeo's rear-drive strategy

The revised Alfa Romeo plan that Fiat CEO Sergio Marchionne is expected to announce next April focuses on a new, still unnamed rear-wheel- and all-wheel-drive architecture. A key aim of the new plan is to boost Alfa's global presence. "With our current segment coverage and our geographical footprint, we compete in about 5 percent of the global market," Alfa's European boss, Louis-Carl Vignon, said in an interview.

Cadillac XTS aimed at luxury-import owners

It is a small niche, but an important one for Cadillac as it prepares to launch the XTS sedan. The industry calls it the "black car" business. The Cadillac XTS sedan will hit dealer showrooms next year in late spring or early summer.