Product Description
MOPAR 68085908AI DIESEL EXHAUST FLUID (DEF) PUMP/HEATER FOR 13-18 RAM WITH 6.7L CUMMINS ENGINE
Restore proper DEF system operation with the genuine Mopar 68085908AI DEF Pump/Heater Assembly designed for 2013-2018 Ram trucks equipped with the legendary 6.7L Cummins turbo diesel engine. This OEM emissions component is responsible for circulating and heating Diesel Exhaust Fluid (DEF) to ensure proper SCR system functionality and emissions compliance.
The DEF pump and heater assembly helps prevent DEF freezing during cold-weather operation while maintaining consistent fluid delivery to the SCR injection system. Built to factory specifications, Mopar 68085908AI provides reliable communication with your truck’s emissions system and helps eliminate common DEF-related warning lights, limp mode conditions, and heater circuit faults.
Designed as a direct OEM replacement, this assembly installs seamlessly into factory DEF systems without modifications, restoring proper diesel emissions performance and long-term reliability.
Frequently Asked Questions (FAQ)
Is this a genuine Mopar DEF pump?
Yes — this is an OEM genuine Mopar DEF pump and heater assembly for 6.7L Cummins-equipped Ram trucks.
What does the DEF heater do?
The heater prevents Diesel Exhaust Fluid from freezing in cold temperatures, ensuring proper SCR emissions operation.
What are signs of a failing DEF pump/heater?
Common symptoms include check engine lights, DEF system warnings, heater circuit codes, reduced power mode, or DEF delivery faults.
Is this a direct replacement part?
Yes — Mopar 68085908AI is a direct-fit OEM replacement requiring no modifications.
Fitment Details
- 2013 Ram 2500 6.7L Cummins
- 2014 Ram 2500 6.7L Cummins
- 2015 Ram 2500 6.7L Cummins
- 2016 Ram 2500 6.7L Cummins
- 2017 Ram 2500 6.7L Cummins
- 2018 Ram 2500 6.7L Cummins
- 2013 Ram 3500 6.7L Cummins
- 2014 Ram 3500 6.7L Cummins
- 2015 Ram 3500 6.7L Cummins
- 2016 Ram 3500 6.7L Cummins
- 2017 Ram 3500 6.7L Cummins
- 2018 Ram 3500 6.7L Cummins
- Fits vehicles equipped with factory DEF/SCR emissions systems
- Verify fitment using VIN before ordering
Specifications for Mopar 68085908AI
| Category | Details |
|---|---|
| Part Number | 68085908AI |
| Brand | Mopar (OEM) |
| Product Type | DEF Pump / Heater Assembly |
| Engine Compatibility | 6.7L Cummins Turbo Diesel |
| Vehicle Fitment | 2013-2018 Ram 2500 & Ram 3500 |
| System Compatibility | Factory SCR / DEF Emissions Systems |
| Function | Circulates and heats Diesel Exhaust Fluid (DEF) |
| OEM Replacement | Direct Fit |
| Connector Type | Factory OEM Electrical Connections |
| UPC | Not Available |
| GTIN | Not Available |
| Shipping Weight | Approx. 6 lbs |
| Shipping Dimensions | Approx. 14" x 10" x 8" |
| Shipping | Standard ground shipping |
| Country of Origin | OEM Supplier Manufactured |
| Prop 65 | WARNING: Cancer and reproductive harm – www.P65Warnings.ca.gov |
| Condition | New |
