2004 Trx 450r Stock Carb Covers 450 R on 2040-parts.com

Chevy introduces diesel, gas and electric SEMA concepts

Chevy revealed another handful of SEMA projects on Friday. The new, customized cars will join the Silverado Black Ops Concept and the Silverado Firefighter Concept on the stand in Las Vegas on Nov. 5-8.

Infiniti: M can be about mpg or zip

Infiniti will face a new marketing challenge when it introduces its first hybrid vehicle next spring, the 2012 M35h sedan. Since the import brand has never sold a hybrid, officials will be attempting to learn which marketing chord resonates more with its customers: performance or fuel economy. "The marketing will center on the point that hybrids have always been about compromise," says Ben Poore, Infiniti Business Unit vice president.

Porsche Panamera

Porsche today revealed the first official photos of its new four-door grand touring sports car, roughly nine months before its scheduled market launch. Joining the 911, Boxster and Cayman sports cars as well as the sporty Cayenne SUV, the Panamera is Porsche's fourth model series. The designers of the Panamera sought to position their latest offering as a brand-new and truly different model while retaining the defining Porsche look.