I just bought this car like two weeks ago and I noticed it didn’t show anything about it like my moms Pontiac Bonneville. Posted by cjc  Read More Ø

I want to get more horsepower out of my 1999 Pontiac Grand Prix GTP. How can i do this? can you say how much it would increase by too? thanks! Posted by Josh M  Read More Ø

What are ny best options for a muffler for pontiac grand prix? Are flowmaster 40 a good choice? ebay has some that look real good, they call them turbo mufflers with burnt tip and stuff… what do you suggest? Posted by shyamscool  Read More Ø

its a 99 grand prix gtp with a 3.8 3800 series II engine, K&N cold are intake, Digital Horsepower PCM, rebuilt american racing superchager with a 3.4 in pulley, slp 3in cats, and catback system. what else can i do that wont be outragously expensive. Posted... Read More

Yesterday morning I went out to my car and there was water on the passanger side floor. It was raining and the windows were not open so I am not sure if it is just a broken seal on the door cuz the door was wet or if it was something under the hood, any... Read More

If any one knows what years will work and what other cars. Thanks for any and all help Posted by yon a  Read More Ø

I know the GTP has 260 engine hp and 280 torque and i was wondering how much to the wheels it has. Posted by Edgar  Read More Ø

98 grand prix gtp, 3800 series 2 sc, 100000 miles. it smells like burning rubber, it has done this since i got it tuned up at tires plus. it only smokes from the front exhaust headers. is it possible there is a piece of debris in there thats burning?... Read More

I am having a hard time finding this website. I have heard you can choose different kinds of wheels and preview them on any kind of car. Please help! Thanks. p.s. I have a 2004 Grand Prix GTP Comp G package and want to view different wheels on that car... Read More