# Mishimoto Dodge 5.9L/6.7L Cummins Low-Temperature Thermostat

1999-2001 Dodge Ram 1500 Laramie 5.9 Liter 42RE, 2003 Dodge Ram 1500 Laramie 5.9 Liter 45RFE, 1999-2001 Dodge Ram 1500 Laramie 5.9 Liter 46RE, 2003 Dodge Ram 1500 Laramie 5.9 Liter 46RE, 1999-2001 Dodge Ram 1500 Laramie 5.9 Liter NV3500, 2003 Dodge Ram 1500 Laramie 5.9 Liter NV3500, 1999-2001 Dodge Ram 1500 Laramie 5.9 Liter NV4500, 2003 Dodge Ram 1500 Laramie 5.9 Liter NV4500, 2002-2003 Dodge Ram 1500 SLT 5.9 Liter 45RFE, 2002-2003 Dodge Ram 1500 SLT 5.9 Liter 46RE, 2002-2003 Dodge Ram 1500 SLT 5.9 Liter NV3500, 2002-2003 Dodge Ram 1500 SLT 5.9 Liter NV4500, 1999-2001 Dodge Ram 1500 Sport 5.9 Liter 42RE, 1999-2001 Dodge Ram 1500 Sport 5.9 Liter 46RE, 1999-2001 Dodge Ram 1500 Sport 5.9 Liter NV3500, 1999-2001 Dodge Ram 1500 Sport 5.9 Liter NV4500, 1999-2001 Dodge Ram 1500 ST 5.9 Liter 42RE, 2002-2003 Dodge Ram 1500 ST 5.9 Liter 45RFE, 1999-2003 Dodge Ram 1500 ST 5.9 Liter 46RE, 1999-2003 Dodge Ram 1500 ST 5.9 Liter NV3500, 1999-2003 Dodge Ram 1500 ST 5.9 Liter NV4500, 2003 Dodge Ram 2500 5.9 Liter 45RFE, 1999-2003 Dodge Ram 2500 5.9 Liter 46RE, 1999-2003 Dodge Ram 2500 5.9 Liter 47RE, 2003-2009 Dodge Ram 2500 5.9 Liter 48RE, 1999-2005 Dodge Ram 2500 5.9 Liter NV4500, 1999-2004 Dodge Ram 2500 5.9 Liter NV4500HD, 1999-2005 Dodge Ram 2500 5.9 Liter NV5600, 1999-2002 Dodge Ram 2500 Base 5.9 Liter 46RE, 1999-2002 Dodge Ram 2500 Base 5.9 Liter 46RE, 1999-2002 Dodge Ram 2500 Base 5.9 Liter 47RE, 1999-2002 Dodge Ram 2500 Base 5.9 Liter 47RE, 1999-2002 Dodge Ram 2500 Base 5.9 Liter NV4500, 1999-2002 Dodge Ram 2500 Base 5.9 Liter NV4500, 1999-2002 Dodge Ram 2500 Base 5.9 Liter NV4500HD, 1999-2002 Dodge Ram 2500 Base 5.9 Liter NV4500HD, 1999-2002 Dodge Ram 2500 Base 5.9 Liter NV5600, 1999-2002 Dodge Ram 2500 Base 5.9 Liter NV5600, 2005-2007 Dodge Ram 2500 Laramie 5.9 Liter 48RE, 2005-2007 Dodge Ram 2500 Laramie 5.9 Liter 545RFE, 2007 Dodge Ram 2500 Laramie 5.9 Liter 68RFE, 2005-2007 Dodge Ram 2500 Laramie 5.9 Liter G56 ...See Application Guide for Additional Fitments

-   Activates at lower temperature so coolant flows through system earlier
-   Allows for cooler engine temperatures
-   Ideal for warm climates

This Part Fits:

Year

Make

Model

Submodel

1999-2002

Dodge

Ram 2500

Base

2003,2005-2010

Dodge

Ram 2500

Laramie

2006-2010

Dodge

Ram 2500

Power Wagon

2003-2010

Dodge

Ram 2500

SLT

2006-2007

Dodge

Ram 2500

Sport

2003-2010

Dodge

Ram 2500

ST

2008-2010

Dodge

Ram 2500

SXT

2010

Dodge

Ram 2500

TRX

2006-2007

Dodge

Ram 2500

TRX4

1999-2002

Dodge

Ram 3500

Base

2003-2010

Dodge

Ram 3500

Laramie

2003-2010

Dodge

Ram 3500

SLT

2006-2007

Dodge

Ram 3500

Sport

2003-2010

Dodge

Ram 3500

ST

2008-2009

Dodge

Ram 3500

SXT

2007

Dodge

Ram 3500

TRX4

2013

Ram

2500

Big Horn

2011-2013

Ram

2500

Laramie

2011-2013

Ram

2500

Laramie Longhorn

2013

Ram

2500

Lone Star

2012-2013

Ram

2500

Outdoorsman

2011-2013

Ram

2500

Power Wagon

2011-2013

Ram

2500

SLT

2011-2013

Ram

2500

ST

2013

Ram

2500

Tradesman

## Details

- **Price:** 138.57 CAD
- **Vendor:** Mishimoto
- **Type:** Thermostats

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 138.57 CAD | In stock |

## Images

- Photo - Primary
- Photo - Primary
- Photo - Primary
- Photo - Primary
- Photo - Close Up
- Photo - in package
- User 1
- User 1
- User 1
- Logo Image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/mishimoto-dodge-5-9l-6-7l-cummins-low-temperature-thermostat)
> Updated: 2026-06-27