As stated, the G8 GXP was powered by an LS3 V8 engine sourced from the Corvette, but that wasn't the only engine that it was available with. To clarify, there were three different G8 trim levels ...

The Pontiac G8 GXP was GM’s last great performance sedan before the brand’s demise, and it remains a hidden gem. Powered by a 6.2-liter LS3 V8, it churns out 415 horsepower and 415 pound-feet ...

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It’s important to carefully check the trims of the car you’re interested in to make sure that you’re getting the features you want, and aren’t overpaying for those you don’t want. Our ...

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