Pontiac 2008 Pontiac Grand Prix GXP 2008 Pontiac Grand Prix GXP SPECIFICATIONS, PRICE & IMAGES Fuel Type: Gasoline Exterior Color: Grey City MPG: 16 Interior Color: grey Highway MPG: 25 Drivetrain: FWD Transmission: automatic 4 speed Engine: 5.3L 8 Cylinder Engine Car Features Hot Car Deals! 2015 Toyota Highlander XLE 2020 Mercedes-Benz AMG GLC 43 Base 4MATIC 2006 Nissan Murano S 2013 Toyota Corolla S 2019 Dodge Charger SXT 2015 Mazda CX-5 Grand Touring 2020 BMW 530 iCertified 2016 Toyota Avalon Limited