Files with sii extension can be found as truck definition files from 18 Wheels of Steel computer game.

Detailed description

Software that open sii file

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SII file extension - 18 Wheels of Steel truck definition data

What is sii file? How to open sii files?

File type specification:

Game file type icon Game file type

File extension sii is associated with the 18 Wheels of Steel: Haullin' a trucking simulation computer game for Microsoft Windows operating system developed by SCS Software and released in 2006.

A .sii file contains truck definition data.

This sii file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

Updated: July 12, 2022

The default software associated to open sii file:

18 Wheels of Steel: Haulin' icon

18 Wheels of Steel: Haulin'  Microsoft Windows software

Company or developer:

18 Wheels of Steel: Haulin' is trucking simulation computer game developed by SCS Software and released in 2006.

Help how to open:

You can open and edit *.sii files using any text editor.

How to convert:

No *.sii converter exists, but you can treat these files like any other text files.

List of recommended software applications associated to the .sii file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open sii file, edit sii file, convert sii file, view sii file, play sii file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with sii file - 18 Wheels of Steel truck definition data

Click on the software link for more information about 18 Wheels of Steel: Haulin'. 18 Wheels of Steel: Haulin' uses sii file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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