

Design, development, and manufacturing activities of the TP400-D6 engine are carried out by the Europrop International (EPI) consortium, established by MTU Aero Engines, Snecma, Rolls-Royce, and ITP Aero. TEI participates in the project as a risk and revenue-sharing partner alongside ITP Aero.
The engine performed its first flight on the A400M aircraft in Seville, Spain, in late 2009, and entered into service at the end of 2013. As of March 2026, the engine has surpassed 1,000,000 flight hours.

TEI is responsible for design, development, prototype production, assembly, testing, mass production and post-sales support of the following work packages:
