Genuine QSB5.9 Diesel Engine Electronic Control Module Engine Control Unit ECM ECU 3990517 3944124 3945868 

1. What is your payment term ?

We accept T/T ,WESTERN UNION ,PAYPAL ,ALIBABA ASSURANCE ,T/T 30% as deposit ,70% before Delivery .
2. What is the packing ?
Carton or wooden case , if you want to put your logo on the packing , we will do it after get your authorization letter.
3. When can you deliver products after payment ?
By Express ,Usually take 3-4 days ;By Air , usually take 7-9 days ; By Sea , usually take 1-2 months .
4. What can you do to complete order perfectly ?
In the beginning  , we will communicate with clients in detail to understand what they need . Before packing , we will check the products and send photos to clients . After confirmation , we will packing products well to avoid damage . Once we get tracking  number ,we will offer it to clients and keep contact with clients . 
5. Can you produce spare parts with samples ?
Yes , we cooperate with factory steadily , we can produce spare parts according to your samples or technical drawing .
6. Can you offer sample ?
Yes , we can offer sample , for small value products , you only need to pay shipping cost . For High value products , you need to pay for it with freight .