For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5388746
Mfg#:
2782001300KT
Ships in 3 Business Days
$422.99
This product was last offered at the strikethrough price on 01-20-2026
Thermostat to Water Pump Seal Ring
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
For M157 and M278 engines, the coolant lines can become brittle and fail over time. Replacing them during water pump service is a smart preventative measure to avoid future leaks or damage.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Price includes a $73.54 refundable core charge.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5425089
Mfg#:
2782000007KT
Ships in 4 Business Days
$465.89
This product was last offered at the strikethrough price on 05-06-2026
$464.69 USD
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Lifetime Replacement
More About Water Pumps & Parts
If your engine is getting hot at idle or even driving around, your water pump could be on its way out. A sure sign of failure is coolant seepage around the water pump housing. Replace your faulty water pump with a genuine water pump or quality aftermarket water pump from these trusted suppliers.
Lifetime Replacement
