Home 9 Product 9 (Mid-2001 to Mid-2007) Plug & Play Kenworth Heater Box

(Mid-2001 to Mid-2007) Plug & Play Kenworth Heater Box


This stainless steel HVAC assembly part# F31-1036ss-3 has all the bells and whistles. It fits 2002 – 2007 Kenworth W900, T800, T600, and T400. This unit is perfect for someone that wants to save time with their installation and plans to use their fresh air intake. Have questions? Call us at (616) 834-1503.

SKU: F31-1036SS-3

Our boxes are built with 18 gauge 304 stainless steel. Unlike most aftermarket competitors, we spot weld our boxes for added strength. We offer free shipping in the lower 48 states and Canada.

OEM Cross References:

  • F31-1036-1
  • F31-1053-001


  • Evaporator
  • Heater Core
  • Blower Motor
  • Expansion Valve
  • Thermostatic Switch
  • Electronic Operated Door Actuator
  • Gaskets
  • Fresh air intake and door weldment
  • Stainless fasteners

Installation Guide (PDF)
Installation Guide (Video)

Additional information

Weight 52 lbs
Dimensions 25 × 25 × 21 in



T400, T600, T800, W900


2002, 2003, 2004, 2005, 2006, 2007


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