2007.5-2024 Cummins Cold Weather Intake Upgrade Kit (FPE-CUMM-IAH-X2)

Fits

Year	Make	Model	Engine
2007.5-2024	Dodge / RAM	2500 / 3500 / 4500 / 5500	6.7L 24V Cummins

The Fleece Performance Cold Weather Upgrade Kit is an essential add-on for 6.7L Cummins owners using the Fleece Performance intake and grid heater kit in extreme climates. This kit provides proven engine startability down to -35°C (-31°F) by utilizing an optimized heater design placed directly in the intake air stream. Compared to other kits on the market, Fleece achieves superior cold-start performance with lower wattage, reducing the overall strain on your grid heater relay and electrical system.

Part Number: FPE-CUMM-IAH-X2

Features

• Tested and proven to provide reliable engine starts in temperatures as low as -35°C (-31°F) when used in a dual-heater configuration.
• Optimized heater placement ensures maximum heat transfer to the intake air with lower wattage requirements.
• Engineered to draw less power than competing kits, protecting your grid heater relay from premature failure.
• Includes the 700W coil heater, high-flex heater cable, and all necessary installation hardware.

Additional Information

Sustained Temperature	Required Configuration	Result
32°F (0°C)	Single Heater	PASS
5°F (-15°C)	Dual Heater (Cold Weather Kit)	PASS
-31°F (-35°C)	Dual Heater (Cold Weather Kit)	PASS

Notes

• Required Equipment: This is an add-on kit and requires the base Fleece Performance intake and grid heater kit to function.
• Testing Conditions: Performance data is based on testing with functional block heaters, fully charged 12V batteries, and synthetic 10W-30 oil.
• Compatibility: Fits all 6.7L Cummins models from 2007.5 through 2024, including Chassis Cab (C&C) models.