Acura EL Honda Civic Radiator Overflow Bottle - 1AROB00087

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.


  • Direct replacement for originals that are cracked or broken
  • Replaces dealer part numbers: 19101-P2A-000, 19101P2A000
  • Strengthened and redesigned in the vulnerable areas of failure
  • Plastic construction

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.

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.

  1. step : Replace your radiator coolant overflow bottle (0:33)
    • You just disconnect your radiator overflow hose
    • lift the bottle up and out
    • slide your new bottle down into place
    • connect the hose.

Tools needed for replacement:

    Screwdrivers & Related

  • Flat Blade Screwdriver

5.0 / 5.0
2 Reviews
5 Stars
4 Stars
3 Stars
2 Stars
1 Star
Over Flow tank 98’ Honda Civic
Perfect replacement part. Exact fit for the original and very affordable price.
September 17, 2018
3 weeks ago
Quick fix
Quickest car repair. Under 5 minutes. The video was very helpful and part came quick.
August 28, 2017
1 year ago
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Vehicle Fit

Year Make Model Description
1998-2000Acura EL Acura EL Radiator Overflow Bottle
1996-2000Honda Civic Honda Civic Radiator Overflow Bottle

This part replaces:

  • Partslink HO3014121
  • Dorman 603-803
  • OE # 19101P2A000
Part #: 1AROB00087

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

How-to Video:

(01:06 min)