Please right-click on the JR Motorsports Nissan GT-R wallpaper below,
and choose "Set as Background" from the menu that opens.
Picture is scaled down for ease of viewing. Its original size is 1680x1050.
For other widescreen resolutions like 1440x900 and 1280x800:
Please download the wallpaper, open an image editor, and scale the image down manually.