Features: 1. Fitment: Purge valve kit is a replacement for Kenworth and Peterbilt 801266, compatible with AD-IP Air Dryer 065612. Please confirm your model before purchasing. 2. OE Number: Part numbers for reference are K022105, TRK022105, 800404. Please verify compatibility with your required OE number. 3. Efficient Draining: Equipped with an efficient air drying and draining system, the purge valve helps deliver clean, dry air, contributing to improved powertrain performance. 4. Metal Material: Constructed from durable metal materials and subjected to strict quality control and testing, ensuring reliable performance in various temperature and humidity conditions. 5. Easy to Install: Designed for straightforward installation with minimal steps, saving time and effort for quick vehicle maintenance or upgrade. Specification: Item Type: Purge Valve Kit OE Numbers: K022105, TRK022105, 800404 Fitment: Replacement for Kenworth, Peterbilt 801266, and AD-IP Air Dryer 065612 Package List: 1 x Purge Valve Kit (total 5 pcs)