The heat and AC parts category is your go-to source for maintaining the HVAC systems on medium-duty trucks like the International DuraStar, ProStar, and LoneStar. This selection includes essential components such as thermostatic switches, accumulators, expansion valves, evaporators, compressors, and more'everything you need to keep your truck comfortable in any weather. With OEM-equivalent parts designed for reliability and peak performance, this collection is perfect for servicing or repairing heating and cooling systems. Whether you're replacing a faulty sensor, upgrading an aging compressor, or tackling another HVAC issue, these high-quality parts are built to handle the demands of daily trucking. Keep your cab cozy in all year round with trusted solutions tailored for your ride. This category ensures your truck's HVAC system stays road-ready and efficient.