In this high-speed Autobahn test, we take a supercharged Corvette C6 Grand Sport to its limits—reaching 310 km/h (194 mph).

The '10 Camaro has hit the streets and already there is a flood of new products like headers, cold-air kits, and now a complete Magnuson MP 2300 TVS supercharger. We stopped by Magnuson's shop and ...

Higher pressure and more volume. Those two basic elements are what's required to pull 720 hp and 695 lb-ft from Edelbrock's hard-charging LS3 crate engine. The higher pressure results from the forced ...

While the K5 Chevy Blazer is an absolute icon when it comes to off-roading, it has plenty of potential in other automotive scenes as well. In fact, with the right combination of parts and know-how, ...

As GM Authority has reported on several times in the past, the iconic 1959 Cadillac Ecto-1 from the original Ghostbusters film is a popular vehicle to make real-life replicas of. But what happens when ...