- Glow Plug
- Glow plug heating the combustion chamber to improve cold starting in diesel engines
- NGK "90050" - Not available
BMW - 3 (E46, WB), 5 (E39, WB), 1 (E81, E87), X3, 7 (E65, E66, E67), X5, 6, X6
Additional numbers
NGK:
Blister47-D-Power
Y-547AS