Speed 3D Racing Car Wallpaper. The most popular speed racing car wallpapers! 21 amazing, exciting pictures are waiting for your enjoy. You never dare drive so fast in the real world! Control your car with incredible fast speed during traffic rush time, also enjoy the beautiful scenery along the way! Please set as wallpaper for your phone, if you like it!!! Tags: Super cool car, Racing car, Speed race car, Need For Speed.