This 1965 Pontiac GTO Sport Coupe, manufactured in Pontiac, Michigan, stands out as a unique classic muscle car. Known for its distinctive Tri-Power induction system on its powerful 389ci V8 engine, this GTO was once owned by actor Billy Bob Thornton and has been refinished in an eye-catching Iris hue. It's currently available with a replacement three-speed automatic transmission, showcasing its era of prowess amidst shifting automotive trends.