When Glenn Kovach, a 50-year-old customer service and warranty representative in Benton, Illinois, sold an extremely rare SSJ Grand Prix in 1977, he thought he'd never see it again, but a quirk of ...

Car people love to cram performance into unassuming packages. The practice seems to be only a few days younger than the automobile itself, yet it somehow never goes out of style. In fact, over the ...

Pontiac’s Grand Prix SJ 455 sits at the crossroads of luxury and muscle, combining big-block torque with personal-coupe comfort in a way few rivals matched. Collectors today chase these cars not just ...