Before crazy trucks took over the market, the virtually identical turbocharged GMC Syclone pickup truck destroyed the idea that sports cars had to be non-crazy. The GMC gave trucks and SUVs ...

In the era of V12-powered SUVs with Prancing Horse badges and 700 horsepower pickup trucks, perhaps a hot rod GMC truck is a little less shocking. It's easy to overlook how unprecedented it was upon ...

The GMC Syclone turbo truck burned bright and brief, arriving in the early 1990s as a factory hot rod that could outrun contemporary sports cars and then disappearing almost as quickly as it came.

From the September 1991 issue of Car and Driver. We'll try to keep this discreet—your mother might be reading—but, just between us guys, we all know that half the fun of a fast car is standing on the ...