Mazda Protege Protege5 Radiator Overflow Bottle - 1AROB00060


  • Includes overflow cap
  • Direct replacement
  • Plastic construction
  • Commonly called "Coolant Overflow Tank or Reservoir, or Expansion Tank"

Note: For 99-03 models, this part is correct for those with Asmo manufactured overflow bottles. This part is not a replacement for Gendai Gousei manufactured bottles. The manufacturer information will be casted on the original bottle.  This unit is a revised design and should fit just like the original.

Item Condition: New

WARNING:  This product can expose you to chemicals including Styrene and Bisphenol A (BPA), which are known to the State of California to cause cancer, and birth defects or other reproductive harm.  For more information, go to

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.

5.0 / 5.0
1 Review
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1 Star
It was exactly the part that was required. After ordering from different other websites, which I was sent the incorrect part twice. The person that I was being helped by was very knowledgeable.
January 22, 2017
1 year ago
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Vehicle Fit

Year Make Model Description
1995-1998Mazda Protege Mazda Protege Radiator Overflow Bottle
1999-2003Mazda Protege Mazda Protege Radiator Overflow Bottle for Models with Asmo Brand Radiator Overflow Bottle
2002-2003Mazda Protege5 Mazda Protege5 Radiator Overflow Bottle for Models with Asmo Brand Radiator Overflow Bottle

This part replaces:

  • Partslink MA3014102, MA1288103
  • Dorman 603-507
  • Hollander 671-50438
  • OE # B6BF15350B
Part #: 1AROB00060

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout