The Peterbilt 37 Series Stainless Steel Lower Coolant Tube is a durable and reliable product designed to fit most Peterbilt 37 Series 1993 and older models with Caterpillar engines. Made from high-quality 304 stainless steel, this coolant tube offers superior strength and longevity. It is sold individually and is a perfect replacement for OEM Number 0705510. With its OEM and aftermarket compatibility, this coolant tube ensures a hassle-free installation process. Upgrade your cooling system with this practical and efficient product.