# Mishimoto 2007.5+ Ram 6.7L Cummins Top Heater Hose Upgrade

Elevate your RAM 6.7L Cummins 2007.5-2024 cooling system with the Mishimoto Top Heater Hose Upgrade. Specifically designed to replace the leak-prone heater hose quick-disconnect at the engine, this upgrade features an O-ring-less, -10AN connection for improved reliability. Say goodbye to coolant leaks and hello to seamless coolant flow.----With easy installation and a perfect fit, the Mishimoto 2007.5-2024 RAM 6.7L Cummins Top Heater Hose Upgrade is a must-have for Cummins enthusiasts looking to enhance their cooling system's durability. Like all our RAM 6.7L Cummins products, this top heater hose upgrade is backed by the Mishimoto Lifetime Warranty.

-   Replaces the leak-prone quick-disconnect heater hose, ensuring reliable coolant flow
-   Features O-ring-less -10AN connection for improved reliability
-   Pre-installed thread sealant for leak-free connection

This Part Fits:

Year

Make

Model

Submodel

2007-2010

Dodge

Ram 2500

Laramie

2007-2010

Dodge

Ram 2500

SLT

2007-2010

Dodge

Ram 2500

ST

2008-2010

Dodge

Ram 2500

SXT

2010

Dodge

Ram 2500

TRX

2007-2010

Dodge

Ram 3500

Laramie

2007-2010

Dodge

Ram 3500

SLT

2007

Dodge

Ram 3500

Sport

2007-2010

Dodge

Ram 3500

ST

2008-2009

Dodge

Ram 3500

SXT

2013-2024

Ram

2500

Big Horn

2011-2024

Ram

2500

Laramie

2014-2015

Ram

2500

Laramie Limited

2011-2021

Ram

2500

Laramie Longhorn

2016-2024

Ram

2500

Limited

2021-2024

Ram

2500

Limited Longhorn

2013-2015,2019-2024

Ram

2500

Lone Star

2012-2016

Ram

2500

Outdoorsman

2023-2024

Ram

2500

Rebel

2011-2018

Ram

2500

SLT

2011-2013

Ram

2500

ST

2013-2024

Ram

2500

Tradesman

2013-2024

Ram

3500

Big Horn

2011-2024

Ram

3500

Laramie

2014-2015

Ram

3500

Laramie Limited

2011-2020

Ram

3500

Laramie Longhorn

2016-2024

Ram

3500

Limited

2021-2024

Ram

3500

Limited Longhorn

2013-2015,2017,2019-2022

Ram

3500

Lone Star

2011-2024

Ram

3500

SLT

2011-2013

Ram

3500

ST

2013-2024

Ram

3500

Tradesman

## Details

- **Price:** 160.65 CAD
- **Vendor:** Mishimoto
- **Type:** Hoses

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 160.65 CAD | In stock |

## Images

- Photo - Primary
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> Source: [Standard Auto Part](https://www.standardautopart.com/products/mishimoto-2007-5-ram-6-7l-cummins-top-heater-hose-upgrade)
> Updated: 2026-06-27