If there is a quality problem within 1 year, we will send a new free replacement to you. ? REPLACE PART NUMBER 3977727 0445224025 COMPATIBLE VEHICLES for Cummins QSB 4.5L Diesel Engine PACKAGE INCLUDE 1Common Rail Manifold Pipe NOTE// To avoid operating errors, we recommend professional installation. If you are not sure whether it is compatible, please send the VIN number and we will check it for you. Shocks, Struts & Assemblies. 0445224025 3977727 Common Rail Manifold Pipe For Cummins QSB 4.5L Diesel Engine. ? Made of high quality materials, easy to install and durable. ? Significant improvements to the way the vehicle operates. For Cummins QSB 4.5L Diesel Engine. 1Common Rail Manifold Pipe. To avoid operating errors, we recommend professional installation. ? Professional pre-sale and after-sale customer service. Get more miles from your drving with our parts! ? Teilelager based in the China that offers a wide range of replacement auto parts. All of the auto-parts we offered are manufactured using the latest equipment and state-of-the-art technology to meet OEM standards so you can replace your aging, worn out, or failed equipment with a direct fit solution. We are looking forward to your business??? We check all items before sending out. All products are brand new, never been used or refurbished. For international buyers, we will choose a best for specific product and specific country. ? We try our best to pack the products as good and safe as possible, so they always arrive in a good condition. ? We committed to provide good quality products to all our customers. 12 months without mileage limitation. ? Please compare carefully with Photos or OE number before purchasing the part. ? If you are not sure if the part is compatible. Please send the VIN number and we will check it for you. ? If you do not receive our reply within 24 hours, pls post a message again because sometimes our message system may block some emails.