Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

2019 MINI Countryman S ALL4 Hatchback B46A20A

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 2019 MINI Countryman S ALL4 Hatchback B46A20A
Your Vehicle 2019 MINI Countryman S ALL4 Hatchback B46A20A
Change Clear

2019 MINI Countryman S ALL4 Hatchback B46A20A Cooling Expansion Tank Parts

Sort By
Filter By
Return to Top

Engine Coolant Expansion Tank Cap

ES#4504673 - 17135A1BD89 - Engine Coolant Expansion Tank Cap - Replacement expansion tank cap for your MINI - Genuine MINI - BMW MINI

Replacement expansion tank cap for your MINI

Brand:
Genuine MINI - Corporate Logo
ES#:
4504673
Mfg#:
17135A1BD89
In Stock
26% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$34.99

This product was last offered at the strikethrough price on
07-23-2026

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2 Pin Connector

ES#4772597 - 61132359999 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the coolant level sensor. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772597
Mfg#:
61132359999
In Stock
ON SALE! SAVE 25%
$10.99

This product was last offered at the strikethrough price on
06-13-2026

$8.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Grommet

ES#177738 - 64126910076 - Expansion Tank Grommet - Used in the expansion tank - Genuine BMW - BMW MINI

Used in the expansion tank

Brand:
Genuine BMW - Corporate Logo
ES#:
177738
Mfg#:
64126910076
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#2734027 - 17137617362 - Expansion Tank - Mounts towards the back side of the engine bay - Genuine BMW - BMW MINI

Mounts towards the back side of the engine bay

Brand:
Genuine BMW - Corporate Logo
ES#:
2734027
Mfg#:
17137617362
Ships in 3 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$151.99

This product was last offered at the strikethrough price on
09-01-2026

$142.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Expansion Tank Cap

ES#4941100 - 17132754264 - Engine Coolant Expansion Tank Cap - Replace the expansion tank cap for your MINI / BMW - Bremmen Parts - BMW MINI

Replace the expansion tank cap for your MINI / BMW 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4941100
Mfg#:
17132754264
In Stock
ON SALE! SAVE 14%
$6.99

This product was last offered at the strikethrough price on
05-02-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#5374399 - EPT0238 - Expansion Tank - Mounts towards the back side of the engine bay - Rein - MINI

Mounts towards the back side of the engine bay 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5374399
Mfg#:
EPT0238
Ships in 3 Business Days
ON SALE!
$56.99

This product was last offered at the strikethrough price on
08-31-2026

$53.28 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4657002 - 70825811NA - Expansion Tank - Mounts towards the back side of the engine bay - Mahle-Behr - MINI

Mounts towards the back side of the engine bay

Brand:
Mahle-Behr - Corporate Logo
ES#:
4657002
Mfg#:
70825811NA
Ships on Sep 18, 2026
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4430669 - 17137617362 - Expansion Tank - Mounts towards the back side of the engine bay - Bremmen Parts - MINI

Mounts towards the back side of the engine bay 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4430669
Mfg#:
17137617362
Special Order: No Guaranteed ETA
ON SALE!
$81.99

This product was last offered at the strikethrough price on
05-02-2026

$77.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Cooling Expansion Tank Parts

A common source of overheating problems is a broken or leaking coolant expansion tank. Replace it with an OEM coolant expansion tank or quality aftermarket expansion tank to prevent future woes.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings