The Pontiac GTO is a classic American muscle car that was produced by Pontiac from 1964 to 1974. It is often credited with popularizing the muscle car segment, featuring a powerful V8 engine and a lightweight body. The GTO was known for its performance, style, and affordability, making it a favorite among car enthusiasts. The first generation of the GTO was based on the Pontiac Tempest and featured a distinctive design with a bold front grille and sleek lines. Over the years, the GTO underwent several changes, including engine upgrades and design modifications, but it remained a symbol of American automotive culture throughout its production run.