Mazda Cosmo Freeze and Expansion Plugs

Your One-Stop Shop For Trusted Mazda Cosmo Freeze and Expansion Plugs

If you’re in search of Mazda Cosmo Freeze and Expansion Plugs aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 7 Freeze and Expansion Plugs from top brands with prices ranging from $1.29 to $8.49.

Beyond great prices, we stock trusted brands manufacturing all types of Freeze and Expansion Plugs for your Mazda Cosmo. Of the 1 OEM and aftermarket parts brands we carry, some of the most popular are Dorman.

And don’t forget to read customer reviews across all Freeze and Expansion Plugs categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Freeze and Expansion Plugs have to cost top dollar, and we prove it. Browse our top Mazda Cosmo Freeze and Expansion Plugs below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mazda Cosmo Freeze and Expansion Plugs

Dorman – Steel Cup Expansion Plug 35.21mm, Height 0.380 (Part No.555-093.1)

Steel Cup Expansion Plug 35.21mm, Height 0.380

from

$2.29
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Pik-a-Nut – Steel Cup Expansion Plug 40.08mm, Height 0.450 (Part No.362780.1)

Steel Cup Expansion Plug 40.08mm, Height 0.450

from

$3.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Pik-a-Nut – Steel Cup Expansion Plug 35.21mm, Height 0.380 (Part No.362648.1)

Steel Cup Expansion Plug 35.21mm, Height 0.380

from

$2.29
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Steel Cup Expansion Plug 40.08mm, Height 0.450 (sold by each) (Part No.555-095)

Steel Cup Expansion Plug 40.08mm, Height 0.450 (sold by each)

from

$1.29
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Steel Cup Expansion Plug 35.21mm, Height 0.380 (sold by each) (Part No.555-093)

Steel Cup Expansion Plug 35.21mm, Height 0.380 (sold by each)

from

$1.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Steel Cup Expansion Plug 40.08mm, Height 0.450 (Part No.555-095.1)

Steel Cup Expansion Plug 40.08mm, Height 0.450

from

$2.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dorman – Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each) (Part No.570-009)

Rubber Expansion Plug 1-1/2 In. - Size Range 1-1/2 In. - 1-5/8 In. (sold by each)

from

$8.49
This engine expansion plug is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this engine expansion plug matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this plug is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Freeze and Expansion Plugs Brands You Can Trust For Your Mazda Cosmo

1 trusted brands of Freeze and Expansion Plugs line our shelves, ready to help keep your Mazda Cosmo running smooth. Below are some of the most popular brands and their top Freeze and Expansion Plugs offerings:

Popular Dorman – Pik-a-Nut Freeze and Expansion Plugs

Dorman – Pik-a-Nut products for the Mazda Cosmo span several categories. Some of the highest-rated Dorman – Pik-a-Nut Freeze and Expansion Plugs that will fit your Mazda Cosmo are:
Steel Cup Expansion Plug 35.21mm, Height 0.380
from $2.29
(2)
Steel Cup Expansion Plug 35.21mm, Height 0.380
Expansion Plugs

Most Purchased Mazda Cosmo Freeze and Expansion Plugs from Dorman

When you buy the most frequently purchased Dorman brand Freeze and Expansion Plugs, you can be confident it will be the right part for your Mazda Cosmo. Here are the Dorman Freeze and Expansion Plugs Advanced Auto customers buy the most:
Rubber Expansion Plug 1-1/2 In. - Size Range 1-1/2 In. - 1-5/8 In. (sold by each)
from $8.49
This product is not rated
Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each)
Rubber Freeze Plugs
Steel Cup Expansion Plug 35.21mm, Height 0.380
from $2.29
(2)
Steel Cup Expansion Plug 35.21mm, Height 0.380
Expansion Plugs
Steel Cup Expansion Plug 40.08mm, Height 0.450
from $3.49
This product is not rated
Steel Cup Expansion Plug 40.08mm, Height 0.450
Expansion Plugs

FAQs for Mazda Cosmo Freeze and Expansion Plugs

What are the most purchased Freeze and Expansion Plugs for the Mazda Cosmo?

Out of 7 Freeze and Expansion Plugs for the Mazda Cosmo, the most popular in our inventory are:
Rubber Expansion Plug 1-1/2 In. - Size Range 1-1/2 In. - 1-5/8 In. (sold by each)
from $8.49
This product is not rated
Rubber Expansion Plug 1-1/2 In. – Size Range 1-1/2 In. – 1-5/8 In. (sold by each)
Rubber Freeze Plugs
Steel Cup Expansion Plug 40.08mm, Height 0.450 (sold by each)
from $1.29
This product is not rated
Steel Cup Expansion Plug 40.08mm, Height 0.450 (sold by each)
Expansion Plugs
Steel Cup Expansion Plug 35.21mm, Height 0.380 (sold by each)
from $1.49
This product is not rated
Steel Cup Expansion Plug 35.21mm, Height 0.380 (sold by each)
Expansion Plugs