The Peterbilt 378 Stainless Steel Coolant Tube is a practical and reliable solution for Peterbilt 378 models with Caterpillar 3176 engines. Made from durable 304 stainless steel, this coolant tube is designed to fit seamlessly and provide long-lasting performance. With its OEM and aftermarket numbers of 07-06858 and 0706858, this product ensures a perfect fit and easy installation. Its high-quality construction guarantees durability and reliability, making it an excellent choice for any Peterbilt 378 owner in need of a coolant tube replacement.