Our coolant overflow bottles are some of the highest quality replacements on the market! This radiator coolant overflow tank has been designed to replace the original design.

Specifications:

  • Radiator Overflow Bottle
  • Commonly called "Coolant Overflow Tank or Reservoir, or Expansion Tank"
  • Replaces dealer part number: 17 13 7 543 003, 17137543003
  • Plastic construction
  • Direct replacement
  • With Low Coolant Level Sensor
  • Cap is NOT included

Now you can buy a high quality coolant reservoir that is built to strict quality control standards. REPLACE your broken or cracked one now with this great fitting radiator overflow bottle.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser. Please keep your invoice for proof of this warranty.

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Vehicle Fit

  • 2002-2005 BMW 745Li without Cap Radiator Coolant Overflow Bottle with Level Sensor
  • 2002-2005 BMW 745i without Cap Radiator Coolant Overflow Bottle with Level Sensor
  • 2006-2008 BMW 750Li without Cap Radiator Coolant Overflow Bottle with Level Sensor
  • 2006-2008 BMW 750i without Cap Radiator Coolant Overflow Bottle with Level Sensor
  • 2003-2008 BMW 760Li without Cap Radiator Coolant Overflow Bottle with Level Sensor
  • 2004-2006 BMW 760i without Cap Radiator Coolant Overflow Bottle with Level Sensor
  • 2007-2008 BMW Alpina B7 without Cap Radiator Coolant Overflow Bottle with Level Sensor
Part #: 1AROB00128

Ships Same Day for orders placed by 4 P.M. ET

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Customer Feedback

"Thanks for the fast reliable service. Great price, and the headlights were as good as oem or better!!! Keep up the good work..."
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