With more than 10 years of tuning and fiddling since the Duramax diesel’s 2001 inception, it’s become clear just how potent these 32-valve powerplants are. Rated at 300 flywheel horsepower from the ...

If you hang around on nerdy automotive forums, as all of us enthusiasts tend to do, you'll eventually end up in a discussion where people discuss the merits of four-, five-, and six-speed manual ...

The last time Chevrolet offered a straight-six engine was in the '08 Trailblazer. That fuel-injected 4.2L gas-burner made 273 hp and 277 lb-ft of torque, with a combined EPA fuel economy rating of 16 ...