3178545 Water Transfer Tube - High-Quality Replacement Part for Cummins Engine K38 K50 QSK The 3178545 Water Transfer Tube is a premium replacement component designed specifically for Cummins Engine K38 K50 QSK applications. Engineered to meet or exceed original equipment manufacturer (OEM) specifications, this water transfer tube ensures optimal performance, durability, and reliability in even the most demanding operating conditions. With part number 3178545, this water transfer tube is a direct fit replacement, making installation quick and hassle-free. It is manufactured using high-grade materials that provide excellent resistance to wear, corrosion, and extreme temperatures, ensuring long service life and consistent performance.