NGK Glow Plugs are at the forefront of technological innovations. Our glow plugs maintain optimum starting capabilities and offer an excellent post-glow function, promoting clean combustion and lower toxic emissions. They are manufactured with state of the art techniques with dedication to quality, which leads to outstanding reliability. Improves starting performance of diesel engines even at the lowest outside temperatures. NGK builds many types of glow plugs to cater to the wide variation of engine types and their control systems.