After purchasing this rare GMC Sierra Quadrasteer for cheap at auction, it's now getting a big power boost from an unlikely source.

Palm Beach Dyno and Signature Speed push the 991-hp C8 Corvette ZR1 to 1,170 hp with early tuning, downpipes, and MS109 fuel.

remove-circle Internet Archive's in-browser video "theater" requires JavaScript to be enabled. It appears your browser does not have it turned on. Please see your ...

Explore the history of these 10 groundbreaking performance engines that changed the automotive landscape forever.

A quarter of a century ago, 700 rear-wheel horsepower was a fantasy number for a street car. The figure was more appropriate for purpose-built race cars and non-utilitarian dyno queens, with engines ...