Reference number: 3692580.

Part number: 20210019.

Material: Cast Iron.

EPA17

• Precision engineering.
• Durable construction guarantees long-lasting performance and resistance to wear.
• Optimal coolant circulation for engine efficiency and temperature control.

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Keep your Cummins ISX 15 engine running cool and reliable with this high-quality replacement water pump, part number 20210019 (reference 3692580), designed specifically for EPA17-compliant applications. Whether you're managing a long-haul fleet, running your own rig, or handling repairs in the shop, this water pump delivers the dependable cooling performance that the ISX 15 engine demands mile after mile.

Constructed from durable cast iron, this water pump is built to withstand the extreme heat cycles and demanding operating conditions that heavy-duty diesel engines experience daily. The cast iron housing provides superior strength and longevity compared to lesser alternatives, helping to prevent premature failure and costly downtime. Engineered for direct-fit compatibility with Cummins ISX 15 EPA17 engines, this pump installs cleanly without the need for modification, saving your technicians valuable time in the bay and getting your truck back on the road faster.

Proper cooling system maintenance is critical to protecting your engine investment, and a failing water pump can quickly lead to overheating, coolant leaks, and serious engine damage. Replacing your pump with a correctly spec'd, quality aftermarket part like this one ensures your ISX 15 maintains optimal operating temperatures under load. The direct OEM-spec fitment means no guesswork during installation, and compatibility with EPA17 emissions configurations ensures you stay compliant with current regulations.

At Kozak Parts, we make it easy to find the right components for your heavy-duty truck without the hassle. This Cummins ISX 15 water pump ships fast from our Seattle warehouse, so you can minimize downtime and get back to business quickly. Whether you're a fleet manager keeping a tight maintenance schedule, an independent owner-operator, or a professional body and repair shop, you can count on us to deliver the quality parts you need when you need them.