Home > Kenworth Heater Box > (KW 1995 -2014) Kenworth Heater Box

(KW 1995 -2014) Kenworth Heater Box


(2 customer reviews)

Upgrade your HVAC system with our Standard F31-1036ss-2 stainless steel Kenworth HVAC box. Enjoy increased air flow with our corrosion resistant box designed for W900, T800, T660, T600, T400, C500 Kenworth trucks manufactured between mid-1994 to mid-2014. Try our selection tool, to ensure the best fit.

Give us a call with any questions at (616) 834-1503. Free UPS ground shipping the lower 48 states and Canada.

SKU: F31-1036SS-2

Frequently Bought Together

Total: $1,595.00

The F31-1036ss-2 is one of our Standard boxes which means this unit is more versatile, fitting a broader range of truck models and years. This unit is great if you plan to block off the fresh air or swap a few parts from your current unit.  We also have fully plug & play Premium units available.


  • Stainless steel box
  • Upgraded blower motor included (15% higher CFM compared to OEM)
  • AC Evaporator
  • Coil heater
  • Thermostat
  • Expansion valve
  • Gasket kit
  • Fresh air block off kit (If you want to block off the fresh air)

The F31-1036SS-2 heater box comes mostly assembled including the gasket kit.


Cross references:

  • F31-1036-1, K142-535-1
  • F31-1064-11112
  • F31-1064-11122
  • F31-1072-11120
  • F31-1072-11110
  • 740185-2
  • F31-1053-001
  • F31-1292-11110
  • F31-1292-11120
  • F31-1291-11112
  • F31-1087-11110

Please call with any fitment questions. (616) 834-1503


Additional information

Weight 35 lbs
Dimensions 20 × 15 × 20 in
OEM part numbers

F31-1036-1F31-1036-1, K142-535-1, F31-1064-11112, F31-1064-11122, F31-1072-11120, F31-1072-11110, 740185-2, F31-1053-001, F31, 1292-11110, F31-1291-11112, F31-1087-11110




T400, T600, T660, T800, W900


1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014

2 reviews for (KW 1995 -2014) Kenworth Heater Box

  1. Ronald Todd Henrie

    I have one of these on my 99 w900L and made a big difference……awesome job shoreline…..worth every penny

  2. Matt Wagner

    I put 6 in so far in all my kenworths they work well easy to install once you do it a few times

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