Water pump illustration – not the actual part
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Water pump illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Cummins6CTA / ISC / QSCFresh Water Pumps

DS-4376359 Fresh Water Pump For Cummins ISC, QSC, And ISL Diesel Engines

(Heavy Duty)

OEM #: 4376359SKU: DS4376359

Ships in 1-2 days

$181.54

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

The DS-4376359 fresh water pump kit provides superior, reliable performance for Cummins engines. It is a direct replacement and it is compatible with the following Cummins engine models:

  • ISC
  • QSC
  • ISL
  • QSL
SKU DS4376359
OEM Number 4376359
Part Type Water Pumps, Fresh
OEM Brand CUMMINS

Aftermarket warranty

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  • Orders are processed the same or next business day
  • Expedited shipping options available at Checkout
  • If same-day shipping is critical, please call to confirm availability

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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.