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Volkswagen Passat Engine Cooling Parts

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Coolant Hose

ES#342984 - 3C0122157ER - Coolant Hose - Connects heater core supply hose to cylinder head - Genuine Volkswagen Audi - Volkswagen

Connects heater core supply hose to cylinder head Fits vehicles with CBFA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
342984
Mfg#:
3C0122157ER
Ships in 1 day
7% off MSRP

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

$71.99

This product was last offered at the strikethrough price on
07-21-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Pressure Tester

ES#2748353 - VAG1274/B - Cooling System Pressure Tester - Used to pressurize the cooling system to check for leaks - Genuine Volkswagen Audi - Volkswagen

Used to pressurize the cooling system to check for leaks Used with adapter only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2748353
Mfg#:
VAG1274/B
Special Order: No Guaranteed ETA
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Cylinder Head Cooling Flange

ES#4070439 - 462-121-132b5KT - Cast Aluminum Cylinder Head Cooling Flange - Located on the back of the cylinder head - iABED Industries - Audi Volkswagen

Located on the back of the cylinder head For vehicles with AUG or AWM engine codes only.

Brand:
iABED Industries - Corporate Logo
ES#:
4070439
Mfg#:
462-121-132B5KT
Back Ordered
Auto Notify
$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Lower

ES#315284 - 1K0121109AK - Expansion Tank Hose - Lower - Replace at the first signs of leakage - Genuine Volkswagen Audi - Audi Volkswagen

Replace at the first signs of leakage For vehicles with CBFA or CCTA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315284
Mfg#:
1K0121109AK
In Stock at Vendor
17% off MSRP

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

$29.99

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Module

ES#4159252 - 06H121026CQ - Water Pump Module - Includes the thermostat, temp sensor, and gasket - Hamburg Tech - Audi Volkswagen

Includes the thermostat, temp sensor, and gasket We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
Hamburg Tech - Corporate Logo
ES#:
4159252
Mfg#:
06H121026CQ
Ships in 1 Business Day
$199.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2179696 - 5C0122101AB - Radiator Hose - Lower - Replace leaking hoses to ensure proper cooling system performance - Genuine Volkswagen Audi - Volkswagen

Replace leaking hoses to ensure proper cooling system performance For vehicles with CKRA engine code with automatic transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2179696
Mfg#:
5C0122101AB
Ships in 1 day
7% off MSRP

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

$213.99

This product was last offered at the strikethrough price on
07-21-2026

$198.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#342938 - 3C0122051BQ - Radiator Hose - Lower - Connects the radiator to the thermostat - Genuine Volkswagen Audi - Volkswagen

Connects the radiator to the thermostat Fits vehicles with CCTA or CBFA engine code and 6-speed manual or Tiptronic transmissions only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
342938
Mfg#:
3C0122051BQ
Ships in 2 Business 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.

$213.99

This product was last offered at the strikethrough price on
07-21-2026

$198.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#342940 - 3C0122051CD - Radiator Hose - Lower - Connects the radiator to the thermostat - Genuine Volkswagen Audi - Volkswagen

Connects the radiator to the thermostat For vehicles with 7-speed automatic transmission only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
342940
Mfg#:
3C0122051CD
Ships in 7 Business 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.

$213.99

This product was last offered at the strikethrough price on
07-21-2026

$198.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 295mm

ES#3438614 - 1K0959455ET - Auxiliary Fan Assembly - 295mm - Smaller of the two fans found behind the radiator - Hamburg Tech - Audi Volkswagen

Smaller of the two fans found behind the radiator We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
3438614
Mfg#:
1K0959455ET
Ships in 1 Business Day
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spring Clamp - Priced Each

ES#259720 - n90687101 - Spring Clamp - Priced Each - Install new hardware with your new parts. 32x12 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. 32x12

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
259720
Mfg#:
N90687101
In Stock
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump - with gasket

ES#2996742 - 07D121008A - Water Pump - with gasket - Keep your coolant flowing to prevent overheating - Hepu - Audi Volkswagen

Keep your coolant flowing to prevent overheating

Brand:
Hepu - Corporate Logo
ES#:
2996742
Mfg#:
07D121008A
In Stock at Vendor
$202.99

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

$196.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Coolant Hose - Return

ES#281555 - 06J121492C - Turbo Coolant Hose - Return - Keep your turbo system cooled properly - Genuine Volkswagen Audi - Audi Volkswagen

Keep your turbo system cooled properly For vehicles with CBFA or CCTA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281555
Mfg#:
06J121492C
Ships in 1 day
7% off MSRP

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

$209.99

This product was last offered at the strikethrough price on
07-21-2026

$195.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#275811 - 03H121117A - Thermostat Housing - Common point of failure or leaking for the cooling system - Genuine Volkswagen Audi - Audi Volkswagen

Common point of failure or leaking for the cooling system For vehicles with VIN from 3C-7-120 001 only, split is in the 2007 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
275811
Mfg#:
03H121117A
Ships in 1 day
7% off MSRP

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

$209.99

This product was last offered at the strikethrough price on
07-21-2026

$195.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Clutch

ES#1713 - 058121350 - Auxiliary Fan Clutch - Common cause of overheating issues - Sachs - Audi Volkswagen

Common cause of overheating issues We Price Match - Give Us A Call or Chat!

Brand:
Sachs - Corporate Logo
ES#:
1713
Mfg#:
058121350
Ships in 1 day
$200.99

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

$194.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#259562 - 3a0122447 - Radiator Hose - Upper - Runs from the top of the radiator to thermostat housing and coolant reservoir. - Original Equipment Supplier - Volkswagen

Runs from the top of the radiator to thermostat housing and coolant reservoir. Automatic transmission only

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
259562
Mfg#:
3A0122447
Back Ordered
5% off MSRP

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

$205.99

This product was last offered at the strikethrough price on
07-21-2026

$194.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing Washer - Priced Each

ES#4013695 - N0138149 - Sealing Washer - Priced Each - Install new hardware with your new parts. M14x18 - Victor Reinz - Audi Volkswagen

Install new hardware with your new parts. M14x18

Brand:
Victor Reinz - Corporate Logo
ES#:
4013695
Mfg#:
N0138149
In Stock
ON SALE! SAVE 27%
$3.99

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

$2.90 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.

Let us help you find the parts that fit your Volkswagen

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