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BMW M3 Coolant Expansion Tank Kits

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E46 M3 Heavy Duty Aluminum Expansion Tank Kit

ES#4876067 - 008682LA02 - E46 M3 Heavy Duty Aluminum Expansion Tank Kit - The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. - Turner Motorsport - BMW
ECS Tuning recommends this product.

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4876067
Mfg#:
008682LA02
In Stock
ON SALE! SAVE 15%
$425.99

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

$362.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

F8X Heavy Duty Aluminum Expansion Tank Kit

ES#5425426 - 050595LA03 - F8X Heavy Duty Aluminum Expansion Tank Kit - The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. - Turner Motorsport - BMW
ECS Tuning recommends this product.

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5425426
Mfg#:
050595LA03
In Stock
ON SALE! SAVE 30%
$499.99

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

$349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9x M3 Heavy Duty Aluminum Expansion Tank Kit

ES#4876028 - 054921LA02 - E9x M3 Heavy Duty Aluminum Expansion Tank Kit - The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. - Turner Motorsport - BMW

The last expansion tank you'll ever need! Upgrade to durable aluminum construction and leave failure-prone plastic behind. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4876028
Mfg#:
054921LA02
Ships on Aug 14, 2026
ON SALE! SAVE 10%
$449.99

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

$404.99 USD
Free Shipping

M50/M52/S52 Heavy Duty Aluminum Coolant Expansion Tank Kit

ES#4619758 - 008348la01bKT - M50/M52/S52 Heavy Duty Aluminum Coolant Expansion Tank Kit - As expansion tanks age, they are prone to cracking or even exploding. Replace your factory plastic coolant reservoir with a Turner Heavy Duty aluminum tank for durability and piece of mind! Direct replacement for expansion tank 17111723520. - Turner Motorsport - BMW
ECS Tuning recommends this product.

As expansion tanks age, they are prone to cracking or even exploding. Replace your factory plastic coolant reservoir with a Turner Heavy Duty aluminum tank for durability and piece of mind! Direct replacement for expansion tank 17111723520. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4619758
Mfg#:
008348LA01BKT
Ships on Aug 10, 2026
Auto Notify
ON SALE! SAVE 20%
$414.99

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

$331.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2586751 - 17111723520KT - Expansion Tank Replacement Kit - Includes a level sensor, cap and coolant - Assembled By ECS - BMW

Includes a level sensor, cap and coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586751
Mfg#:
17111723520KT
In Stock
ON SALE! SAVE 25%
$107.99

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

$81.38 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit

ES#2602634 - 17112283344KT - Expansion Tank Replacement Kit - Includes all necessary hardware - Genuine BMW - BMW

Includes all necessary hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2602634
Mfg#:
17112283344KT
Ships in 1 day
$460.99

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

$455.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Performance Aluminum Expansion Tank

Keep your car cool and prepared for hot conditions and end "spontaneous combustion" of plastic expansion tanks. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Moroso - Corporate Logo
ES#:
3659548
Mfg#:
63791
Back Ordered
$445.99 USD
Free Shipping
on orders $49 and up

Expansion Tank Replacement Kit

ES#2586754 - 17111723520KT2 - Expansion Tank Replacement Kit - Includes all necessary hardware - Genuine BMW - BMW

Includes all necessary hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2586754
Mfg#:
17111723520KT2
Ships in 1 day
$396.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit

ES#3236073 - 17112283344KT2 - Expansion Tank Replacement Kit - Includes ECS S54 Exact-fit Water Pipe Connecting Line! - Assembled By ECS - BMW

Includes ECS S54 Exact-fit Water Pipe Connecting Line! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3236073
Mfg#:
17112283344KT2
Ships in 1 day
ON SALE! SAVE 10%
$392.99

This product was last offered at the strikethrough price on
12-18-2025

$352.38 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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