Air Conditioning and Heating / Orifice Tubes & In-Line Filters
Shop reliable orifice tubes and in-line filters for Class 3-8 truck A/C systems, designed to regulate refrigerant flow and protect critical components from debris and contaminants. Midwest Heavy Duty offers OEM-equivalent and aftermarket options compatible with leading brands like Freightliner, Kenworth, Peterbilt, Volvo, and International. Our orifice tubes ensure precise metering for efficient cooling, while in-line filters help extend system life by trapping harmful particles. With fast shipping, competitive pricing, and expert support, we make it easy to maintain peak performance in your fleet’s HVAC systems.
