If a part is temporarily unavailable, you could substitute it with these parts:
Quality Glow plug control module for Volkswagen LT 2.5 TDI 83 hp Diesel
Wide selection of new glow plug control module for VW LT 46 Platform 2.5TDI Diesel 83 hp, priced from £57.72 to £157.48. Choose from 6 trusted manufacturers.
Tried, tested, and top-rated: Glow plug control module for Volkswagen LT 28-46 II Platform / Chassis (2DC, 2DF, 2DG, 2DL, 2DM) 2.5 TDI 83 hp Diesel