The Lincoln - Kenworth W900L Multi-Bend Chrome Elbow - Left Side is a practical and reliable product for Kenworth truck owners. With its 6-inch reduced to 5-inch OD size, it fits most Kenworth makes and models. The chrome finish adds a touch of style to your truck while the left side placement ensures proper functionality. Before ordering, make sure to check the OEM number (M66-1271) to ensure compatibility. This product is sold individually, making it a convenient choice for truck owners in need of a replacement or upgrade.