A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far stronger than expected.

Racing on pavement is one thing, but the situation gets a whole lot crazier when the surface turns into dirt. Throw in some jump and whoops, plus a pair of wild trucks, and you have a recipe for one ...

Mechanically similar, General Motors’ LS and Vortec engines were the fruits that got ripe on just about every branch of the company’s family tree. And, since they are so common, they’ve become the ...

Will joined the TopSpeed team over two and a half years ago, bringing his lifelong automotive passion, writing experience, and editorial expertise along with him. Whether classic or modern, American ...

The Jeep Grand Cherokee Trackhawk is like a Dodge Hellcat but in a family-friendly SUV package. People should know not to mess with it, but the pickup drivers in these drag race videos came very well ...

Select a vehicle trim below to get a valuation. Pickup 3/4 Ton Crew Cab 2WD 8.1L V8 Pickup 3/4 Ton Crew Cab 2WD Turbo Diesel Pickup 3/4 Ton Crew Cab 4WD 6.0L V8 Pickup 3/4 Ton Crew Cab 4WD 8.1L V8 ...

Select a vehicle trim below to get a valuation. Pickup 3/4 Ton Crew Cab 2WD 8.1L V8 Pickup 3/4 Ton Crew Cab 2WD Turbo Diesel Pickup 3/4 Ton Crew Cab 4WD 6.0L V8 Pickup 3/4 Ton Crew Cab 4WD 8.1L V8 ...