Kenworth Stainless Steel Heater/AC Box Assembly compatible with the Kenworth T600, T800, W900, W900B, W900L.

High quality, 100% Stainless Steel Kenworth HVAC Box made by TPL comes with a Lifetime Rust-Free Warranty

Replace your failing or ageing Kenworth cab airbox with one of our high-quality stainless-steel air boxes!

included: Stainless steel box, Coil Heater, Thermostat, AC Evaporator, and Improved Blower Motor

Compatible with T600 / T800 / W900 / W900B / W900L Kenworth Series.

Replaces OEM:

F31-1036-1, F31-10361, F31-1064-11112, F31-1064-11122, F31-1072-11110, F31-1072-11120, K142-535-1, K1425351, TE6260J2, 740185-2

​The OEMs Kenworth heater box assembly is made of steel and easily rusts due to the salty wet conditions, but our fantastic heater boxes are made from high-quality Stainless Steel and will hold up for endless miles will never rust.

  • Premium Quality
  • 100% Stainless Steel Outer Box ​
  • 100% Limited Lifetime Warranty
  • Free Shipping in Canada — No Minimum.


Dealer Inquiries Welcome!

Additional information

Weight15.3 lbs
Dimensions20 × 20 × 15 in