The Pontiac G8 is a full-size sedan which was produced by Holden in Australia for export to the United States, where it was sold by Pontiac. The G8, a rebadged Holden Commodore, was released in early 2008 for the 2008 model year in the United States, and in 2008 for the 2009 model year in Canada. Production stopped in mid-2009, following the GM decision to suspend the Pontiac brand. While available, the G8 took the place in the Pontiac lineup of both the Pontiac Bonneville, which ceased production after the 2005 model year, and the Pontiac Grand Prix, which ceased production after the 2008 model year.
The G8 GXP version was shown at the New York International Auto Show in March 2008 with a 6.2-liter 402 hp (300 kW) V8 from the Chevrolet Corvette and a six-speed manual transmission. The production version of the GXP was more powerful with its LS3 V8 producing 415 hp (309 kW) and 415 lb⋅ft (563 N⋅m) of torque. The six-speed automatic was standard while a six-speed Tremec TR-6060 manual transmission was available. The GXP reached 60 mph (97 km/h) from a standstill in 4.5 seconds, a quarter-mile time of 13.0 seconds at 109.6...