.SII File Extension

18 Wheels of Steel: Haulin' Truck Definition File

Developer SCS Software
4.3  |  117 Votes
Category Game Files
Format Text

What is a SII file?

Data file used by 18 Wheels of Steel: Haulin', a truck driving game; contains properties for a truck, such as the engine class; saved in a plain text format and often altered for creating custom truck configurations.

More Information

SII files can also contain a list of referenced truck files for the game. For example, the file truck_storage.sii contains the list of truck definition files and can be extended to add new trucks. It is saved in a plaint text format.

Open over 400 file formats with File Viewer Plus.Free Download

Programs that open or reference SII files

Updated March 1, 2011

Verified by FileInfo.com

The FileInfo.com team has independently researched the 18 Wheels of Steel: Haulin' Truck Definition file format and Windows apps listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.

If you would like to suggest any additions or updates to this page, please let us know.