Given these points, the filename suggests that you're dealing with a complete collection of Gran Turismo 6, including all its downloadable content, split into parts for easier handling or distribution.
While "All DLC" for GT6 is often used interchangeably with "All Updates," the specific content typically found in such a package includes: 1. Vision Gran Turismo (Vision GT) Gran-Turismo-6----All-DLC--BCES01893.part3
, users often split these files for easier hosting and downloading. Given these points, the filename suggests that you're
This file is for archival/backup purposes only if you own the original game. Please support the developers by purchasing the official release. This file is for archival/backup purposes only if
: The distribution of game files or DLC in parts, as indicated by .part3 , is not uncommon. It facilitates easier downloading and storage, especially for large files, by breaking them into manageable parts.
on the PlayStation 3. It is likely part of a multi-part download intended for use with modified consoles (such as those using CFW or HEN) to install the game along with its complete set of downloadable content (DLC). Component Breakdown
A DLC, or Downloadable Content, is additional game content that can be downloaded and added to the base game. In the case of Gran Turismo 6, DLCs provide new cars, tracks, and game modes, expanding the game's replay value and offering players new challenges and experiences.