It's a story as old as hot rodding itself. It starts with the sales pitch-"Buy my widget and your engine will gain 50 hp"-and ends with a disappointed customer with a car that sure doesn't feel like ...

Wild engines, with aluminum everything, mega cubic inches, huge superchargers, three stages of nitrous, and untold horsepower are fascinating, but back in the real world, most of us live with much ...

See that red thing that’s being towed by a 2017 Ford Super Duty pre-production prototype? Ford is adamant that it had to develop a custom dyno sled to simulate steep grades because the new Super Duty ...

With General Motors pretty much turning the 2016 Cadillac CTS-V into a four-door Corvette Z06, you might’ve expected everybody to be pleased with the output. Don’t bet on that, though, since Hennessey ...

Love 'em or hate 'em, dynamometers have become an important part of our hobby and, even though they can be found at the scene of many a bench race gone awry or multi-page e-battle, they play an ...

The BMW G82 M4 CSL represents the most focused and track-oriented version of the modern M4, but how much more powerful is it ...

You know what's even cooler than a Mk IV Toyota Supra making big power from its 2JZ straight-six engine? A Supra making big power with Toyota's only production V-12, the 1GZ-FE. This one has two ...