Intake Air Temperature (IAT) Sensor Extension Harness For 2007.5–2024 Dodge Ram 2500/3500 6.7L Cummins Diesel
When upgrading or modifying your Ram 2500 or Ram 3500 equipped with the proven Cummins 6.7L, proper sensor placement is critical for accurate ECU data and optimal performance.
This Intake Air Temperature (IAT) Sensor Extension Harness is specifically engineered for 2007.5–2024 6.7L Cummins applications, providing the extra length needed when modifying intake components, relocating sensors, or upgrading turbo systems.
Built with premium high-temperature wiring and OE-style connectors, this harness delivers durability, reliability, and plug-and-play simplicity.
An IAT Sensor Extension Harness is required to install intake manifold with grid heater delete plate. The factory wiring may be too short for the new sensor position.
📌 Fitment
2007.5–2024 Dodge Ram 2500 / 3500 6.7L Cummins 24V Diesel
⚠ Not compatible with other engine platforms.
🔧 Why You Need an IAT Sensor Extension Harness
When performing common 6.7 Cummins upgrades, the factory sensor wiring often becomes too short.
Typical scenarios include:
Instead of stretching factory wiring or splicing extensions, this harness provides a clean, professional solution.
🔥 Key Features
Extended Flexibility
Adds the necessary length to relocate your intake air temperature sensor without tension, cutting, or modification to factory wiring.
High-Temperature Resistance
Constructed using:
Designed to withstand the harsh engine bay temperatures common in heavy-duty diesel applications.
True Plug-and-Play Installation
No cutting.
No splicing.
No guesswork.
Simply connect inline with your factory harness for a secure fit and factory-style installation.
OE-Level Connectivity
Maintains proper signal integrity to ensure:
-
Accurate intake air temperature readings
-
Consistent ECU performance
-
No check engine lights from poor connections
Your truck’s PCM continues to receive reliable sensor data without interruption.
🛠 Common Applications
Intake System Upgrades
Perfect when installing aftermarket intake pipes, intercooler upgrades, or performance manifolds.
Turbocharger Upgrades
Allows proper IAT sensor placement after larger turbo installations.
Sensor Relocation
Provides flexibility when factory mounting locations are obstructed or redesigned during modifications.
📊 Specifications
| Feature |
Details |
| Compatibility |
2007.5–2024 6.7L Cummins |
| Material |
High-temperature plastic & metal |
| Net Weight |
0.036 kg |
| Connector Type |
OE-Style Plug-and-Play |
| Installation |
No cutting or splicing required |
❓ FAQ
Q: What does this harness do?
It extends the intake air temperature sensor wiring, allowing sensor relocation during intake or turbo modifications.
Q: Will this fit my 6.7L Cummins?
This harness is designed specifically for 2007.5–2024 Ram 2500/3500 trucks with the 6.7L Cummins engine. If you need confirmation or technical support, please contact us at service@dpfexhaust.com.
Q: Does this affect sensor accuracy?
No. It maintains OE-level connectivity, ensuring accurate temperature readings.
Q: Is it heat-resistant?
Yes. It is built using high-temperature materials to withstand harsh diesel engine environments.
Q: Is installation difficult?
No. It is a simple plug-and-play extension requiring no cutting or splicing.
Q: Can I use this with aftermarket intake systems?
Absolutely. It is ideal for intake manifold upgrades, intercooler piping modifications, and turbo installations.
PLEASE NOTE!