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Volkswagen Passat B7 V6 Engine Thermostat Parts

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Thermostat

ES#3554517 - 03H121113E - Thermostat - Used to regulate coolant temperature - Genuine Volkswagen Audi - Volkswagen

Used to regulate coolant temperature

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3554517
Mfg#:
03H121113E
In Stock
7% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
08-26-2026

$120.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Thermostat Housing

ES#5457756 - 95810606000-PRMK - Aluminum Thermostat Housing - Common point of failure or leaking for the cooling system. Features a superior aluminum construction over the factory plastic unit. - URO Premium - Volkswagen

Common point of failure or leaking for the cooling system. Features a superior aluminum construction over the factory plastic unit. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO Premium - Corporate Logo
ES#:
5457756
Mfg#:
95810606000-PRMK
Back Ordered
$159.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover

ES#1910793 - 03H121121D - Thermostat Cover - Outlet for coolant from the thermostat - Genuine Volkswagen Audi - Volkswagen

Outlet for coolant from the thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1910793
Mfg#:
03H121121D
Ships in 1-2 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.

$76.99

This product was last offered at the strikethrough price on
09-16-2026

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#1910791 - 03H121117B - Thermostat Housing - Common point of failure or leaking for the cooling system - Genuine Volkswagen Audi - Volkswagen

Common point of failure or leaking for the cooling system

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1910791
Mfg#:
03H121117B
Ships in 1-2 days
7% off MSRP

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

$214.99

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

$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring

ES#2663663 - WHT005190 - Sealing O-Ring - Found on the thermostat housing assembly. 37.5x4x6 - Genuine Volkswagen Audi - Audi Volkswagen

Found on the thermostat housing assembly. 37.5x4x6

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2663663
Mfg#:
WHT005190
In Stock
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#472389 - WHT000863 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 56.2x3 - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 56.2x3

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472389
Mfg#:
WHT000863
Ships in 1-2 days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Cover

ES#4164934 - 03H121121D - Thermostat Cover - Outlet for coolant from the thermostat - Hamburg Tech - Volkswagen

Outlet for coolant from the thermostat We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4164934
Mfg#:
03H121121D
Ships in 2 Business Days
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#5435715 - 03H121113A - Thermostat - Used to regulate coolant temperature - Hamburg Tech - Volkswagen Porsche

Used to regulate coolant temperature

Brand:
Hamburg Tech - Corporate Logo
ES#:
5435715
Mfg#:
03H121113A
Ships in 2 Business Days
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

Used to regulate coolant temperature

Brand:
MotoRad
ES#:
2877010
Mfg#:
03H121113B
Ships in 2 Business Days
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

clip - priced each

ES#275815 - 03H121142 - clip - priced each - Secures adapter to thermostat housing - Genuine Volkswagen Audi - Volkswagen

Secures adapter to thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275815
Mfg#:
03H121142
Ships in 1-2 days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Thermostat Parts

Your thermostat helps regulate engine temperatures by allowing the coolant to circulate through the radiator once it opens. If it fails, this might mean it never closes, but worst case, it could mean your coolant doesn't get to the radiator. Stay ahead of cooling issues by replacing your thermostat regularly with an OEM thermostat or quality aftermarket thermostat from our selection.

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