The CTZ file extension is related to the EFILive software and used for its calibration tune files.

There are 2 other file types using
the CTZ file extension!

empty icon.ctz - Custody Toolbox compressed backup

empty icon.ctz - Cherrytree password protected data

Detailed description

Software that works with ctz file extension

Add comment

Bookmark & share this page with others:

CTZ file extension - EFILive calibration tune file

What is ctz file? How to open ctz files?

File type specification:

Various data file type icon Various data file type

The CTZ file extension is associated with the EFILive a software for Microsoft Windows that allows car tuners to read Engine Controller (ECM), Powertrain Controller (PCM), or Transmission Controller (TCM).

The *.ctz file stores operating system and calibration data for car controllers.

The default software associated to ctz file type:

EFILive picture or screenshot

EFILive  Microsoft Windows software

Company or developer:
EFILive Limited

EFILive is tuning tool for Microsoft Windows that allows users to read the entire contents of an Engine Controller (ECM), Powertrain Controller (PCM), or Transmission Controller (TCM) and store it on your PC’s hard drive.

The tuning data is displayed in easy to understand tables, charts or 3D surface models. With the help of the integrated Scan Tool data, EFILive can quickly pinpoint performance and drivability problems.

Help how to open CTZ files:

Use EFILive to open *.ctz calibration tune files.

How to convert file with extension CTZ:

Due the variability and uncertainty of this file type group, there is no general information available, about how to convert this various data file format. However most files with extension from this group are usually not in formats, which can be converted. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.

List of software applications associated to the .ctz file extension

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

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is ableto perform the specified software action, such as opening, editing or converting ctz files.

  • Open ctz file
  • Edit ctz file
  • Create ctz file

Software that open ctz file - EFILive calibration tune file

Click on the link to get more information about EFILive for open ctz file action.

Microsoft Windows:

Previous file extension
CTX file extension > Various data file types

Next file extension
file extension CU1


Follow us!

Enter any file extension without dot (e.g. pdf)
Search for file extension details and associated application(s)

RSS feed