On G8 Sedan model, requires Onyx leather seating surfaces. On G8 GT, requires interior colors Onyx or Onyx/Red leather seating surfaces. Leather-wrapped steering wheel is standard on G8 GT.
General Motors' rear-wheel drive, V8 sport sedan that was introduced ... mated to a five-speed automatic transmission, the G8 ...
Read more: Major Car Wheel Brands Ranked Worst To Best ... The 2008 Pontiac G8 came in both base and GT trims. Base G8s had a 3.6-Liter, 276-horsepower V6 with a five-speed automatic transmission.