Fleece Performance Cold Weather Upgrade Kit for the Fleece Performance Intake

6.7L Cummins owners: Our add-on cold weather kit for the Fleece Performance intake and grid heater kit provides proven engine startability down to -35° Celsius!  Optimized heater design and placement in the intake air stream ensure you get the most efficient heating possible. Compared with other grid heating kits on the market, the Fleece Performance kit achieves the same levels of cold temperature startability with lower wattage and less strain on your grid heater relay!

Kit includes: 
700W heater
High flex heater cable
Installation hardware

Recommended Cold Weather Startability Configuration:
Sustained Temperature Fahrenheit (Celsius)    Configuration    Sustained Cold Startability Test
32°F (0°C)    Single Heater    PASS
23°F (-5°C)    Single Heater    PASS
5°F (-15°C)    Cold Weather – Dual Heater    PASS
-13°F (-25°C)    Cold Weather – Dual Heater    PASS
-31°F (-35°C)    Cold Weather – Dual Heater    PASS
** All testing was performed on a 2024 Ram 2500 with the block heater in use and sufficiently charged 12V batteries.  Oil and weight: Freedom Series 100% Synthetic 10W-30