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

BMW E90 M3 S65 4.0L

    • 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 BMW E90 M3 S65 4.0L
Your Vehicle BMW E90 M3 S65 4.0L
Change Clear

BMW E90 M3 S65 4.0L Cooling Expansion Tank Parts

Sort By
Filter By
Return to Top

Billet Coolant Reservoir Cap - Anodized Black

ES#4505863 - CO0LANTCAPBLK - Billet Coolant Reservoir Cap - Anodized Black - Upgrade the visual appeal of your engine bay with Vargas Turbo Technologies' Billet Caps! - Vargas Turbo Technologies - BMW

Upgrade the visual appeal of your engine bay with Vargas Turbo Technologies' Billet Caps! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4505863
Mfg#:
CO0LANTCAPBLK
Ships in 10 Business Days
$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Coolant Expansion Tank Cap Cover (Gloss Carbon)

ES#4900217 - BM-0803-GC - Carbon Coolant Expansion Tank Cap Cover (Gloss Carbon) - Upgrade to AutoTecknics Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover and give your BMW the exclusive, high-performance look it deserves. - AUTOTECKNIC - BMW

Upgrade to AutoTecknic’s Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover and give your BMW the exclusive, high-performance look it deserves.

Brand:
AUTOTECKNIC - Corporate Logo
ES#:
4900217
Mfg#:
BM-0803-GC
In Stock
$74.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

ES#2570141 - 17137516004 - Expansion Tank Cap - Cap for plastic expansion tank - Febi - BMW

Cap for plastic expansion tank We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2570141
Mfg#:
17137516004
Ships in 1 Business Day
$15.99

This product was last offered at the strikethrough price on
05-07-2026

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

ES#3673297 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - JL Germany - BMW

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level

Brand:
JL Germany
ES#:
3673297
Mfg#:
17137553919
In Stock
ON SALE! SAVE 20%
$14.99

This product was last offered at the strikethrough price on
08-12-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CAP- EXPANSION TANK

ES#2801014 - 17117639021 - CAP- EXPANSION TANK - Cap for plastic expansion tank - Meistersatz - BMW

Cap for plastic expansion tank

Brand:
Meistersatz - Corporate Logo
ES#:
2801014
Mfg#:
17117639021
Ships in 3 Business Days
$30.99

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

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2534587 - 17137516004 - Expansion Tank Cap - Cap for plastic expansion tank - URO - BMW

Cap for plastic expansion tank 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534587
Mfg#:
17137516004
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

Cap for plastic expansion tank

Brand:
JL Germany
ES#:
3673394
Mfg#:
17117639021
Special Order: No Guaranteed ETA
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Coolant Expansion Tank Cap Cover (Red Carbon)

ES#4900218 - BM-0803-RC - Carbon Coolant Expansion Tank Cap Cover (Red Carbon) - Upgrade to AutoTecknics Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover in Red Carbon and give your BMW the exclusive, high-performance look it deserves. - Autotech - BMW

Upgrade to AutoTecknic’s Pre-Preg Carbon Fiber Coolant Expansion Tank Cap Cover in Red Carbon and give your BMW the exclusive, high-performance look it deserves.

Brand:
Autotech - Corporate Logo
ES#:
4900218
Mfg#:
BM-0803-RC
Ships in 7 Business Days
$74.99 USD
Free Shipping
on orders $49 and up

Fluid Level Sensor

ES#4328150 - 17117546548 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Meyle - BMW

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4328150
Mfg#:
17117546548
Ships on Nov 6, 2026
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

Cap for plastic expansion tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5504952
Mfg#:
17117639021
Ships on Dec 24, 2026
$11.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2874172 - 17117639021 - Expansion Tank Cap - Cap for plastic expansion tank - Febi - BMW

Cap for plastic expansion tank We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874172
Mfg#:
17117639021
Special Order: No Guaranteed ETA
$25.99 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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings