2008 Pontiac G8 GT 4dr Sedan
The 2008 Pontiac G8 GT 4dr Sedan is a 3.6-liter V6 sedan with an automatic and rear-wheel drive. It starts at $29,310 MSRP and is rated at 20 mpg combined.
EPA fuel-economy estimates are 17 mpg city and 25 mpg highway (20 mpg combined).
The G8 measures 196.1 inches long on a 114.8-inch wheelbase and has a curb weight of 3,995 lb.
| Spec | Value |
|---|---|
| Price | |
| MSRP | $29,310 ($44,244 *) |
| MSRP with Destination | $29,995 ($45,278 *) |
| Destination Charge | $685 |
| Engine | |
| Engine Type | 3.6L V6 |
| Displacement | 3.6 L |
| Drivetrain | |
| Drive Type | RWD |
| Transmission | |
| Transmission | Automatic (S5) |
| Fuel Economy | |
| City | 17 MPG |
| Highway | 25 MPG |
| Combined | 20 MPG |
| Recommended Fuel | Regular Gasoline |
| Tank Capacity | 19.2 gal |
| Tires & Wheels | |
| Wheels Front | 18-in. painted aluminum alloy |
| Wheels Rear | 18-in. painted aluminum alloy |
| Tires Front | P245/45R18 |
| Tires Rear | P245/45R18 |
| Dimensions & Weight | |
| Length | 196.1 in |
| Width | 74.8 in |
| Height | 57.7 in |
| Wheelbase | 114.8 in |
| Front Track | 62.7 in |
| Rear Track | 63.3 in |
| Cargo Volume | 17.5 ft³ |
| Curb Weight | 3,995 lbs |
| Interior | |
| Headroom Front | 38.7 in |
| Headroom Rear | 38 in |
| Legroom Front | 42.2 in |
| Legroom Rear | 39.4 in |
| Shoulder Room Front | 59.1 in |
| Shoulder Room Rear | 59.1 in |
| Hip Room Front | 56.7 in |
| Hip Room Rear | 58 in |
* Amount adjusted for inflation to 2026 dollars