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Audi Coolant Expansion Tank Kits

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Coolant Expansion Tank Kit

ES#3672035 - 5q0121407tKT1 - Coolant Expansion Tank Kit - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit. - Genuine Volkswagen Audi - Audi Volkswagen

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3672035
Mfg#:
5Q0121407TKT1
Ships in 1-2 days
$184.99

This product was last offered at the strikethrough price on
08-04-2026

$174.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit - Complete Assembly With Porsche Cap

ES#2597343 - 42012132118T - Expansion Tank Replacement Kit - Complete Assembly With Porsche Cap - Add some style with this reservoir kit which includes an aluminum Porsche coolant cap! - Assembled By ECS - Audi Volkswagen

Add some style with this reservoir kit which includes an aluminum Porsche coolant cap! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2597343
Mfg#:
42012132118T
In Stock
ON SALE!
$82.99

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

$80.01 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Replacement Kit

ES#3658445 - 3b0121321ktKT2 - Coolant Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Assembled By ECS - Audi

Everything you need to replace your faded, cracked, or leaky expansion tank! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3658445
Mfg#:
3B0121321KTKT2
In Stock
ON SALE! SAVE 18%
$61.99

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

$50.54 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2762641 - 8K0121405MKT1 - Expansion Tank Replacement Kit - Install a brand new expansion tank with a new cap and hardware - Assembled By ECS - Audi

Install a brand new expansion tank with a new cap and hardware 10X Entries Into Our F80 M3 Sweepstakes
Up to production date 3/11/2008

Brand:
Assembled By ECS - Corporate Logo
ES#:
2762641
Mfg#:
8K0121405MKT1
In Stock
$99.99

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

$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Coolant Expansion Tank Replacement Kit

ES#2593538 - 8K0121403QKT - Coolant Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Genuine Volkswagen Audi - Audi

Everything you need to replace your faded, cracked, or leaky expansion tank!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2593538
Mfg#:
8K0121403QKT
In Stock
$140.99

This product was last offered at the strikethrough price on
09-03-2026

$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit - Complete Assembly

ES#2575924 - 1J01000-1 - Expansion Tank Replacement Kit - Complete Assembly - Clean up your engine bay or replace your cracked unit with a new coolant expansion tank replacement kit. - Assembled By ECS - Audi Volkswagen

Clean up your engine bay or replace your cracked unit with a new coolant expansion tank replacement kit. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2575924
Mfg#:
1J01000-1
In Stock
ON SALE! SAVE 18%
$29.99

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

$24.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit

ES#2587386 - 8E0121403KT2 - Expansion Tank Replacement Kit - Everything in one kit to replace your coolant expansion tank - Assembled By ECS - Audi

Everything in one kit to replace your coolant expansion tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2587386
Mfg#:
8E0121403KT2
In Stock
ON SALE!
$47.99

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

$45.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2678370 - 8K0121405NKT - Expansion Tank Replacement Kit - Install a brand new expansion tank with a new cap and hardware - Assembled By ECS - Audi

Install a brand new expansion tank with a new cap and hardware 10X Entries Into Our F80 M3 Sweepstakes
From production date 5/2/2011

Brand:
Assembled By ECS - Corporate Logo
ES#:
2678370
Mfg#:
8K0121405NKT
In Stock
ON SALE!
$86.99

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

$83.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2637203 - 8E0121403FKT1 - Expansion Tank Replacement Kit - Composed of genuine Audi parts to fix your leaking coolant expansion tank. - Genuine Volkswagen Audi - Audi

Composed of genuine Audi parts to fix your leaking coolant expansion tank.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2637203
Mfg#:
8E0121403FKT1
Ships on Sep 25, 2026
$167.99

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

$164.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2592613 - 1K0121407AKT3 - Expansion Tank Replacement Kit - Everything in one kit to replace your coolant expansion tank - Assembled By ECS - Audi

Everything in one kit to replace your coolant expansion tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2592613
Mfg#:
1K0121407AKT3
In Stock
ON SALE! SAVE 25%
$32.99

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

$24.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2637204 - 8E0121403FKT2 - Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Assembled By ECS - Audi

Everything you need to replace your faded, cracked, or leaky expansion tank! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2637204
Mfg#:
8E0121403FKT2
Ships on Oct 6, 2026
ON SALE! SAVE 14%
$62.99

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

$54.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit - Complete Assembly

ES#2762975 - 1j0121407fkt - Expansion Tank Replacement Kit - Complete Assembly - Clean up your engine bay or replace your cracked unit with a new coolant expansion tank replacement kit. - Genuine Volkswagen Audi - Audi Volkswagen

Clean up your engine bay or replace your cracked unit with a new coolant expansion tank replacement kit.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762975
Mfg#:
1J0121407FKT
Ships in 1 Business Day
$98.12

This product was last offered at the strikethrough price on
09-03-2026

$92.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit W/ R8 Coolant Cap

ES#2637205 - 8E0121403FKT3 - Expansion Tank Replacement Kit W/ R8 Coolant Cap - Install a brand new expansion tank with a new R8 polished aluminum cap and hardware - Assembled By ECS - Audi

Install a brand new expansion tank with a new R8 polished aluminum cap and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2637205
Mfg#:
8E0121403FKT3
Ships on Oct 6, 2026
$357.91

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

$353.08 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#3677963 - 8t0121405KT - Expansion Tank Replacement Kit - Composed of genuine Audi parts to fix your leaking coolant expansion tank. - Genuine Volkswagen Audi - Audi

Composed of genuine Audi parts to fix your leaking coolant expansion tank.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3677963
Mfg#:
8T0121405KT
Ships in 10 Business Days
$348.99

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

$342.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Expansion Tank Replacement Kit W/ R8 Coolant Cap

ES#2598438 - 8D0121403DR8KT - Expansion Tank Replacement Kit W/ R8 Coolant Cap - Install a brand new expansion tank with a new R8 polished aluminum cap and hardware - Assembled By ECS - Audi

Install a brand new expansion tank with a new R8 polished aluminum cap and hardware 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 8D-W-007799, split is in the 1998 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2598438
Mfg#:
8D0121403DR8KT
Back Ordered
$335.53

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

$330.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2586930 - 8E0121403KT1 - Expansion Tank Replacement Kit - Everything you need to replace your faded, cracked, or leaky expansion tank! - Assembled By ECS - Audi

Everything you need to replace your faded, cracked, or leaky expansion tank! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586930
Mfg#:
8E0121403KT1
In Stock
ON SALE!
$47.99

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

$45.38 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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