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Manuals

Below are the latest flight manuals for your Xtreme Prototypes addons.

Manuals are updated frequently, please make sure you have the latest version for your addon.

GLJ Model 25 CSE
For Microsoft® Flight Simulator 2020 (compatible with MSFS 2024)

Download the full 328-page flight manual
NEW! Rev. 02, updated 08/20/2025 - 84 MB, PDF format

GLJ Model 25/28 v4
For Prepar3D®

Download the full 320-page flight manual
Rev. 01.02, updated 07/24/2023 - 64 MB, PDF format

GLJ Model 25 Special Edition v3.0
For Prepar3D®, FSX, FSX Steam®

GLJ Model 25 Special Edition v2.1 (replaced by v3.0)
For Prepar3D®, FSX, FSX Steam®

GLJ Model 25 Special Edition v2.0 (replaced by v3.0)
For Prepar3D®, FSX, FSX Steam®

X-15A-2 Special Edition v2.0
For Prepar3D®, FSX, FSX Steam®

Access the online help system
(optimized for tablets and PCs)

X-1 SG v1.0 (legacy)
Designed for FSX (compatible with FSX Steam® and Prepar3D®)

20 Series v1.x (legacy)
Designed for FSX (compatible with FSX Steam® and Prepar3D®)

CF-105 Arrow v1.x (legacy)
Designed for FS2004 (compatible with FSX, FSX Steam® and Prepar3D®)

X-15-1 v1.x (legacy, original X-15 Series)
Designed for FS2004 (compatible with FSX, FSX Steam® and Prepar3D®)

X-15-2/3 v1.x (legacy, original X-15 Series)
Designed for FS2004 (compatible with FSX, FSX Steam® and Prepar3D®)

X-15A-2 v1.0 (legacy, original X-15 Series)
Designed for FS2004 (compatible with FSX, FSX Steam® and Prepar3D®)