T600 ac heater https://truckpartsline.com/truck-parts/kenworth-heater-box/ Discover top-quality Kenworth HVAC box, heater assembly, and more at TruckPartsLine! Upgrade your Kenworth with durable and efficient HVAC solutions, including T800, W900, and T600 heater boxes. Explore our wide range of aftermarket options for Kenworth heater box assembly. Keep your cabin comfortable with our Kenworth heater AC box. Find stainless steel heater boxes and Kenworth cab air boxes for various models. Get the best deals on HVAC boxes, blower motors, and more! Visit TruckPartsLine for reliable Kenworth HVAC solutions.