This designation was featured on select Grand Prix and G6 models with more robust engine output. Pontiac GXP was the performance trim that replaced the GTP and was available on several cars as ...

Read more: Every Ford EcoBoost Engine Ranked Worst To Best Prior to GXP, Pontiac's Grand Prix performance model was called the GTP. GTP stands for Grand Touring Prototype, and is derived from an ...

With this much horsepower and torque going through the front wheels of the Grand Prix GXP, is there any way that Pontiac could control torque steer? They did a pretty good job. With traction ...

Few cars passing through our test fleet have produced as much mixed reaction as the Pontiac Grand Prix GXP. On the one hand, most of us generally look forward to playing with the amount of power ...

In a bid for that old excitement, Pontiac decided in 2005 to bring back a V8 to the popular model, introducing the GXP trim with this Grand Prix generation. There hadn't been a V8 standard in a ...

One thing’s for sure; this is the best sounding Grand Prix since 1987. The Pontiac Grand Prix GXP is the first application of GM’s 5.3-liter Displacement on Demand V-8 in the front wheel drive ...