The Freightliner FLD Lower Coolant Tube is a practical and reliable solution for Freightliner FLD models with PTR DDS60 radiators. Made from durable 304 stainless steel, this coolant tube is designed to fit seamlessly and ensure optimal performance. With OEM numbers A05-19677-000 and A0519677000, it is a perfect replacement for your existing tube. Sold individually, this product offers convenience and ease of installation. Upgrade your cooling system with this high-quality coolant tube for improved efficiency and longevity.