This 1970 Buick GS 455 Convertible represents the peak of classic-era muscle, combining luxury, comfort, and serious performance in one bold package. Under the hood sits the legendary 455 cubic inch V8, delivering a massive 510 lb-ft of torque, paired with a Turbo 400 automatic transmission for effortless power delivery.

Equipped with power steering, power brakes, factory gauges, clock, tilt steering column, and a sport steering wheel, this GS blends performance with driver-focused comfort. It also features rare factory shoulder belts, a power convertible top, and 15-inch GS mag wheels that complete its aggressive stance and has recently undergone a full restoration.

The 1970 Buick GS is widely recognized as one of the most fully equipped high-performance muscle cars of its era, and this convertible showcases exactly why—raw torque, refined engineering, and unmistakable presence in every detail.
This is for sale in the May 21 - 23, 2026 Collector Car Auction - Toronto, find it here: https://www.northtorontoauction.com/auctions/25044/lot/183679-1970-buick-gs-455-convertible

1970 Buick GS 455 Convertible