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Volkswagen Passat B4 2.0

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Volkswagen Passat B4 2.0 Engine Cooling Parts

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Auxiliary Fan Switch � 87-93�C

ES#251122 - 701959481 - Auxiliary Fan Switch 87-93C - Square connector with rounded ends - Meyle - Volkswagen

Square connector with rounded ends 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with square connector only

Brand:
Meyle - Corporate Logo
ES#:
251122
Mfg#:
701959481
Ships on Nov 27, 2026
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - Audi Volkswagen

Secures the coolant temperature sensor in place 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
Ships on Oct 20, 2026
Auto Notify
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#4034832 - 038121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x4 - Elring - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 50x4 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4034832
Mfg#:
038121119B
In Stock at Vendor
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2469 - 037121687 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 36x3.15 - Victor Reinz - Audi Volkswagen

Install a new o-ring for a proper seal. 36x3.15

Brand:
Victor Reinz - Corporate Logo
ES#:
2469
Mfg#:
037121687
In Stock at Vendor
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter Gasket

ES#4150311 - 028115441C - Oil Filter Adapter Gasket - Seals the oil filter adapter to the engine block - Ajusa - Audi Volkswagen

Seals the oil filter adapter to the engine block

Brand:
Ajusa - Corporate Logo
ES#:
4150311
Mfg#:
028115441C
Back Ordered
$6.99 USD
Free Shipping
on orders $49 and up

Thermostat - 80C

ES#2801096 - 056121113A - Thermostat - 80C - Cooler than stock temperature - Meistersatz - Volkswagen

Cooler than stock temperature

Brand:
Meistersatz - Corporate Logo
ES#:
2801096
Mfg#:
056121113A
Ships in 4 Business Days
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch � 87-93�C

ES#2091156 - 701959481 - Auxiliary Fan Switch 87-93C - Square connector with rounded ends - MTC - Volkswagen

Square connector with rounded ends For vehicles with square connector only

Brand:
MTC - Corporate Logo
ES#:
2091156
Mfg#:
701959481
Ships in 10 Business Days
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 87°C

ES#3149395 - 044121113 - Thermostat - 87C - Keep your car running at the proper temperature. Includes o-ring - Rein - Audi Volkswagen

Keep your car running at the proper temperature. Includes o-ring 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3149395
Mfg#:
044121113
Back Ordered
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2497435 - 037121144H - Coolant Flange - Located on the left side of the cylinder head - URO - Volkswagen

Located on the left side of the cylinder head 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission

Brand:
URO - Corporate Logo
ES#:
2497435
Mfg#:
037121144H
Ships in 2 Business Days
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#4129 - 037121144H - Coolant Flange - Located on the left side of the cylinder head - Meyle - Volkswagen

Located on the left side of the cylinder head 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission

Brand:
Meyle - Corporate Logo
ES#:
4129
Mfg#:
037121144H
Ships on Nov 27, 2026
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#3970167 - 1H0121321C - Expansion Tank Cap - Keep proper pressure in your coolant system - Meyle - Volkswagen

Keep proper pressure in your coolant system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970167
Mfg#:
1H0121321C
Ships on Nov 27, 2026
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch � 95-102�C

ES#2146770 - 1H0698481B - Auxiliary Fan Switch 95-102C - Square connector with rounded ends, includes O-Ring - MTC - Volkswagen

Square connector with rounded ends, includes O-Ring For vehicles with square connector only

Brand:
MTC - Corporate Logo
ES#:
2146770
Mfg#:
1H0698481B
Back Ordered
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-RING (36 X 3.15MM)

ES#2800836 - 37121687 - O-RING (36 X 3.15MM) - Meistersatz - Audi Volkswagen

Brand:
Meistersatz - Corporate Logo
ES#:
2800836
Mfg#:
37121687
In Stock at Vendor
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti-Freeze Tester

ES#4337913 - CTAA195 - Anti-Freeze Tester - Tests all ethylene glycol solutions with radiator hot or cold - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tests all ethylene glycol solutions with radiator hot or cold

Brand:
CTA Tools - Corporate Logo
ES#:
4337913
Mfg#:
CTAA195
Ships on Aug 5, 2026
$9.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Temperature Sensor - Brown/Black

ES#2091061 - 357919501A - Water Temperature Sensor - Brown/Black - 4-pin sensor for ECU - MTC - Volkswagen

4-pin sensor for ECU

Brand:
MTC - Corporate Logo
ES#:
2091061
Mfg#:
357919501A
Ships in 10 Business Days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2814240 - 1H0121321A - Expansion Tank Cap - Replacement cap for your broken or lost piece - Hamburg Tech - Volkswagen

Replacement cap for your broken or lost piece We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2814240
Mfg#:
1H0121321A
Ships in 2 Business Days
$8.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

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Manufacturer names and/or part numbers are used only for identification purposes.

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