The Rolls-Royce Trent XWB powers the Airbus A350 XWB family and is the world’s most efficient large aero engine flying today. This Trent XWB Pocket Guide app is designed as a visual guide to Trent XWB. The information and instructions contained in this app are prepared for general information purposes only. The data contained herein shall be considered in no way to supersede or replace the information contained in the Rolls-Royce Trent XWB series Engine Manual or the Airbus A350 Maintenance Procedures.