OTTO Diesel is professional and reliable supplier for common rail parts, including common rail nozzles, common rail injector control valves, common rail injector adjusting shims, common rail tools for injectors and pump, common rail injectors and other common rail parts.

We selected the suppliers with advanced machines, resposible staff, prefessional engineers and strict quality control rules to guarantee the best quality and service.  

We have customers all over the world. And we are hereby looking forward to show you the best common rail parts and work with you to develop the market.