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Shibby DEF Tank Harness Plug (2016–2020 Ram Cummins 6.7L)
Shibby DEF Tank Harness Plug (2016–2020 Ram Cummins 6.7L)
SKU: SKU:16RAMDEF
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Weather-sealed DEF tank harness plug designed to cap the vehicle-side connector under the truck. Used where the DEF tank or harness is exposed or removed to keep moisture and debris out of the underbody harness and protect the ECM wiring.
Overview
This is a weather‑sealed plug with a factory‑style interface that protects the DEF tank harness beneath the vehicle from water and debris. Intended as a protective harness cap for 2016–2020 6.7L Ram/Dodge Cummins applications.
Key Details
- Weather‑sealed plug with factory‑style interface
- Designed for underbody exposure on DEF tank harness connectors
- Prevents moisture, dirt, and debris from entering the vehicle harness
- Helps reduce risk of corrosion or damage to downstream electronics and ECM wiring
- Made for direct protective replacement or temporary cap when DEF components are removed
Compatibility
Fits 2016–2020 Dodge/Ram applications with the 6.7L Cummins engine.
What’s Included
- Weather‑sealed DEF tank harness plug (factory‑style interface)
Why Choose Dieselr?
Dieselr provides clear fitment verification and dedicated tech support for parts selection. Buy with confidence knowing you can access fitment guidance and post‑sale assistance for DEF tank harness components.

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