When a 1969 Pontiac Grand Prix SJ clears its throat, it doesn’t whisper—it belts out a bass line worthy of Motown. Forget smooth banker’s rides. This one packs a 428-cubic-inch V8, a four-speed stick, ...

In 1962, Pontiac had no fewer than four full-size cars in showrooms: the Catalina, Bonneville, Star Chief, and Ventura. And that didn't stop the GM division from launching another land yacht: the ...

Back in the late ‘60s, Pontiac launched the Grand Prix SJ as the answer to growing demand for personal luxury cars with real performance credentials. Cradling a powerful 428 cubic-inch V8 and offered ...

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 ...