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Volkswagen Passat Thermostat Parts

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Thermostat Housing

ES#2535114 - 037121121A - Thermostat Housing - Common point of failure or leaking for the cooling system, does not include O-Rings - URO - Audi Volkswagen

Common point of failure or leaking for the cooling system, does not include O-Rings 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535114
Mfg#:
037121121A
Ships on Aug 6, 2026
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2912 - 030121121B - Thermostat Housing - Located on the water pump assembly - Meyle - Audi Volkswagen

Located on the water pump assembly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with AEB or ATW engine codes only.

Brand:
Meyle - Corporate Logo
ES#:
2912
Mfg#:
030121121B
In Stock at Vendor
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter - Thermostat to Water Pump Housing

ES#2878144 - 037121121A - Adapter - Thermostat to Water Pump Housing - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878144
Mfg#:
037121121A
In Stock at Vendor
$5.99

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

$4.99 USD

Thermostat Housing

ES#2207846 - 030121121B - Thermostat Housing - Located on the water pump assembly - URO - Audi Volkswagen

Located on the water pump assembly 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with AEB or ATW engine codes only.

Brand:
URO - Corporate Logo
ES#:
2207846
Mfg#:
030121121B
Ships in 1 Business Day
$7.13

This product was last offered at the strikethrough price on
06-12-2026

$2.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2813131 - 078121121K - Thermostat Housing - Located on the front right of the engine block - Hamburg Tech - Audi Volkswagen

Located on the front right of the engine block We Price Match - Give Us A Call or Chat!
For vehicles with VIN from 3B-1-050 001 only, split is in the 2001 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813131
Mfg#:
078121121K
Ships in 1 Business Day
$69.95 USD
Free Shipping
on orders $49 and up

Thermostat - 87C

ES#4810572 - 078121113F - Thermostat - 87C - Prevent overheating and premature engine wear - Rein - Audi Volkswagen

Prevent overheating and premature engine wear 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4810572
Mfg#:
078121113F
Ships in 3 Business Days
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80°C

ES#4220573 - 075121113D - Thermostat - 80C - Does not include sealing O-Ring - Rein - Audi Volkswagen

Does not include sealing O-Ring 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4220573
Mfg#:
075121113D
Ships in 3 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2710667 - 06F121111F - Thermostat - Complete assembly including housing - Vemo - Audi Volkswagen

Complete assembly including housing For vehicles with FSI engines only

Brand:
Vemo - Corporate Logo
ES#:
2710667
Mfg#:
06F121111F
In Stock at Vendor
$92.99

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

$90.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat

Brand:
Meistersatz - Corporate Logo
ES#:
5374203
Mfg#:
06H121119E
Ships in 3 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80°C

Does not include sealing O-Ring

Brand:
Meistersatz - Corporate Logo
ES#:
2800945
Mfg#:
075121113D
Ships in 3 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 92�C

Includes sealing O-Ring For vehicles with a vin from 3B-X-500 001

Brand:
Hudson - Corporate Logo
ES#:
3139068
Mfg#:
078121113G
Ships in 1 day
$17.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87�C

Prevent overheating and premature engine wear For vehicles with a VIN up to 3B-X-500 000

Brand:
Hudson - Corporate Logo
ES#:
3139067
Mfg#:
078121113FOE
Ships in 1 day
$15.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87�C

Prevent overheating and premature engine wear For vehicles with a VIN up to 3B-X-500 000

Brand:
Gates - Corporate Logo
ES#:
3234891
Mfg#:
078121113F
Ships on Aug 7, 2026
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat. 50x3.5mm 2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with FSI engines only

Brand:
Elring - Corporate Logo
ES#:
5340952
Mfg#:
06B121119B
Special Order: No Guaranteed ETA
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

Ensure a proper seal when installing your new thermostat 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Elring - Corporate Logo
ES#:
5340689
Mfg#:
N90136802
Special Order: No Guaranteed ETA
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (88°C)

ES#3234567 - 050121113ckt10KT - Thermostat (88C) - Prevent overheating and premature engine wear - Febi - Audi Volkswagen

Prevent overheating and premature engine wear 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
3234567
Mfg#:
050121113CKT10KT
Ships on Oct 15, 2026
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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