The Freightliner FLD With SDDS60 Steel Tanks Lower Coolant Tube is a practical and reliable product designed for Freightliner FLD models with DDS60 steel tanks. Constructed with durable 304 stainless steel, this coolant tube is built to last. It fits most Freightliner FLD models and is sold individually. With OEM and aftermarket numbers including A05-16601-000, A0516601000, A05-15415-001, and A0515415001, this coolant tube ensures a perfect fit and optimal performance. Upgrade your Freightliner FLD with this high-quality coolant tube for improved functionality and longevity.