This is a brand new genuine DuraWRX diesel exhaust fluid (DEF) sensor head assembly that's guaranteed to fit and perform just like OEM. This header is 14.5" long and fits the 10 gallon DEF tanks on 2017-2023 Freightliner MT45/MT55 trucks and 2014-2015 Thomas Built SAF-T-Liner buses, all with the Cummins ISB 6.7L diesel. This is guaranteed to be a direct bolt-on, exact fit OEM replacement!
This is guaranteed to be an exact fit replacement for the OEM DEF Sensor Head Assembly and replaces the interchange part numbers listed on this page. This DEF Sensor Head Assembly may also interchange with other part numbers. If you need help identifying the correct part for your application, please contact us for expert technical support.
Product Type: DEF Header
Our SKU: DEF-100038-DWN
Condition: New
Brand: DuraWRX
Interchange Part Number(s): 04-31923-000, 04-34396-000, 04-35162-000, 04-36003-000, 04-37385-000, 04-37614-000
Warranty: 12 Month - Industry Best Warranty
Weight: 6.0 lbs