Interstate 4

Interstate 4, also known as I-4 is a freeway in Los Santos and the southeast of Blaine County. In Los Santos, Interstate 4 is a eight-lane freeway.

Route description
Interstate 4 begins at the intersection with Interstate 5 to the west and leads into the Tataviam Mountains, with it being co-signed as Route 15 until the intersection with Sustance Road. 1000 ft west from the major junction in Murrieta Heights it is possible to exit Interstate 4 and enter Route 17. 3200 ft west from the same major junction it is possible to exit the freeway and drive to either South Los Santos or Downtown. Although the Interstate system connects all of Los Santos, it is not possible to drive directly on Interstate 4 to Los Santos International Airport. To get there, the player must intersect with Interstate 5 in Little Seoul, then drive approximately 1400ft and exit to Route 22 and again exit to Route 19.

The speed limit on Interstate 4 is 60 mp/h or 100 km/h.