For many GM Authority readers, the current Chevy Equinox engine is underpowered and needs to be replaced with something else. Which leads us to ask - what?

In the May 2010 issue we introduced Aaron Schoen and the scratch-built turbo system that powered his Chevy Silverado short-bed truck. The system emulated the remote-style design popularized by STS ...

How fast you want to go is most often directly proportional to how thick your wallet is. The truth is, big, reliable power costs big bucks. Sure, you can toss a cheapo China turbo on a junkyard LS ...

Who would've thought an obscure pickup engine could make the same noise as an Audi Quattro, but with more power?

No matter how GM and Chevy engineers play the naturally aspirated card, there will always be Corvette enthusiasts that only think about forced induction from the moment they get their hands on one. Is ...

For reference, the atmospheric 2.5L four-cylinder LCV produces 193 horsepower and 188 pound-feet of torque, while the atmospheric 3.6L V6 LGX produces 305 horsepower and 269 pound-feet of torque.

Convertibles used to be an afterthought to most manufacturers; they'd lazily chop off the roof, add some extra bracing to make up for the lack of a structural member, and call it a day. The ...

Steven Ewing spent his childhood reading car magazines, making his career as an automotive journalist an absolute dream job. After getting his foot in the door at Automobile while he was still a ...