Here’s a look at seven of our favorite secret V-12 prototypes and other one-off models, and our take on how they could have changed the automotive world if they’d been allowed to enter production.

The 1969 Pontiac Catalina 2+2 arrived at the tail end of Detroit’s first muscle era and proved that a big, comfortable family ...

Pontiac’s first GTO arrived for 1964 as a seemingly simple option package, but its 389 cubic inch V8 with a quoted 348 ...

A 1963 Pontiac Grand Prix powered by a 421 cubic inch V8 and upgraded with a modern 6 speed transmission heads to Mecum Tulsa ...

The 1965 Pontiac GTO popularized muscle cars with its powerful engine and customizable options. The Montero Red exterior and classic interior maintain the car’s iconic, original appearance. Features a ...

Pontiac first used the Bonneville name on a 1954 Motorama concept car based on the Corvette. Three years later, Pontiac revived the name for a high-performance luxury convertible based on the Star ...

In 1966, Pontiac's GTO wasn't just another muscle car—it was the muscle car. Now, nearly six decades later, one bright-red hardtop in Lehighton, Pennsylvania, blends the glory of that peak year with ...

Pontiac's long run as an automaker began with the Six in 1926 and lasted through 2009, when the brand became a casualty of GM's bankruptcy proceedings. During its heyday, Pontiac produced potent and ...

The Pontiac brand was established in 1926 by General Motors and was so successful in its early years that GM abandoned its similar Oakland division in 1933. Pontiac had begun to flounder by ...

Lot number W253, a first-year Pontiac GTO muscle car, is a prime example of what can happen when a "prime" muscle car crosses the auction block while literally no one is looking. This one snuck across ...