1971 Buick GS Sport Coupe FacebookTweetPin 1971 Buick GS Sport Coupe. This muscle car was the star of a television advertisement. FacebookTweetPin Related The Mustang Pool Table – Video GT Sport | Muscle Car Shelby Cobra | Muscle Car 1968 Ford Thunderbird 1967 Chevrolet Corvair Monza Coupe 1969 Shelby GT350