Genuine BMW Auxiliary Water Pump with Heater Valve - E39 540i M5, E38 740i/il 64118374994

Auxiliary Water Pump with Heater Valve - E39 540i M5, E38 740i/il

The auxiliary water pump helps to move coolant through the heating system. Sometimes the unit can develop leaks or the pump itself may fail.It also includes the heater valve which controls the flow of coolant through the heater core. If the heater valve becomes stuck open you may get hot air when attempting to use the A/C.

This item fits the following BMWs:
1997-2003 E39 BMW 540i M5
3/1996-2001 E38 BMW 740i 740il 750il
Genuine BMW Genuine BMW
T#: 4657 | Part#: 64118374994
Part#: 64-11-8-374-994
Part#: 64 11 8 374 994
Part#: 64.11.8.374.994
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582.99
SALE: $582.99
SALE LIMITED QTY
WAS: $628.99 on 05-04-2026

This product was last offered at the strikethrough price on
05-04-2026

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Genuine BMW Auxiliary Water Pump with Heater Valve - E39 540i M5, E38 740i/il 64118374994
Auxiliary Water Pump with Heater Valve - E39 540i M5, E38 740i/il
$582.99
The auxiliary water pump helps to move coolant through the heating system. Sometimes the unit can develop leaks or the pump itself may fail.It also includes the heater valve which controls the flow of coolant through the heater core. If the heater valve becomes stuck open you may get hot air when attempting to use the A/C.

This item fits the following BMWs:
1997-2003 E39 BMW 540i M5
3/1996-2001 E38 BMW 740i 740il 750il

Prop 65 WarningProp 65 Warning

Previous Revisions
  • 64-11-8-372-004, 64 11 8 372 004, 64.11.8.372.004, 64118372004
  • 64-11-8-391-796, 64 11 8 391 796, 64.11.8.391.796, 64118391796

Cross Reference
  • 64118374994, 64-11-8-374-994, 64 11 8 374 994, 64.11.8.374.994
  • 64118374994, 64-11-8-374-994, 64 11 8 374 994, 64.11.8.374.994
  • 64118372004, 64-11-8-372-004, 64 11 8 372 004, 64.11.8.372.004
  • 64118391796, 64-11-8-391-796, 64 11 8 391 796, 64.11.8.391.796

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Lifetime Replacement

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MAKE MODEL SUBMODEL ENGINE Special Fitment Notes
BMW E38 740i M60 4.0L Use vehicle selector to confirm fitment
BMW E38 740i M62 4.4L Use vehicle selector to confirm fitment
BMW E38 740iL M60 4.0L Use vehicle selector to confirm fitment
BMW E38 740iL M62 4.4L Use vehicle selector to confirm fitment
BMW E38 750iL M73 5.4L Use vehicle selector to confirm fitment
BMW E39 528i M52 2.8L Use vehicle selector to confirm fitment
BMW E39 540i M62 4.4L Use vehicle selector to confirm fitment
BMW E39 M5 S62 5.0L Use vehicle selector to confirm fitment
*The above product applications have been written by Turner Motorsport. All warranties, product application, fitment, and performance are the responsibility of Turner Motorsport. For additional information see the terms of use.