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Audi Engine Cooling Parts

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Coolant Expansion Tank

ES#436246 - 8E0121403A - Coolant Expansion Tank - Replace your old coolant tank and stop those pesky leaks - Genuine Volkswagen Audi - Audi

Replace your old coolant tank and stop those pesky leaks

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436246
Mfg#:
8E0121403A
Ships on Nov 23, 2026
13% off MSRP

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

$81.99

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

$70.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#467337 - N10063205 - Hex Bolt - Priced Each - Install new hardware with your new parts. M8x20 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M8x20 Securing bolt for the coolant "J" plug that is on the block.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467337
Mfg#:
N10063205
In Stock
3% off MSRP

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

$4.86

This product was last offered at the strikethrough price on
06-26-2026

$4.72 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Installation Kit

ES#2582095 - 1K0121367FKT2 - Radiator Installation Kit - Upper and lower mounts plus 3 liters of G13 coolant - Assembled By ECS - Audi Volkswagen

Upper and lower mounts plus 3 liters of G13 coolant 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2582095
Mfg#:
1K0121367FKT2
In Stock
$74.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Cylinder Head Cooling Flange

ES#5470357 - 06F121132H - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - Bremmen Parts - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
5470357
Mfg#:
06F121132H
In Stock
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Block Coolant Adapter

ES#4030572 - 034-102-Z005 - Block Coolant Adapter - Our improved, CNC-machined piece ensures you will never need to replace this again, and includes a new bolt and o-ring seal. - 034Motorsport - Audi

Our improved, CNC-machined piece ensures you will never need to replace this again, and includes a new bolt and o-ring seal. 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with AAN engine codes only

Brand:
034Motorsport - Corporate Logo
ES#:
4030572
Mfg#:
034-102-Z005
Ships in 3 Business Days
$70.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2580445 - 4B0121055J - Radiator Hose - Lower - Connects the lower radiator port to the water pump and expansion tank - Hutchinson Worldwide - Audi Volkswagen

Connects the lower radiator port to the water pump and expansion tank

Brand:
Hutchinson Worldwide - Corporate Logo
ES#:
2580445
Mfg#:
4B0121055J
In Stock
Limited Qty Sale
$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly (06B121111K)

ES#2813041 - 06B121111K - Thermostat Assembly (06B121111K) - Includes housing, gasket & sensor - Hamburg Tech - Audi

Includes housing, gasket & sensor We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813041
Mfg#:
06B121111K
Ships in 2 Business Days
$69.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Supply

ES#277605 - 058121058C - Oil Cooler Hose - Supply - Connects the oil cooler to the hard water pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects the oil cooler to the hard water pipe Up to VIN 8D-X-199999, split is in the 1999 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277605
Mfg#:
058121058C
Ships in 1-2 days
13% off MSRP

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

$79.99

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

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

Thermostat

ES#3234823 - 06F121111F - Thermostat - Complete assembly including housing - Gates - Audi Volkswagen

Complete assembly including housing

Brand:
Gates - Corporate Logo
ES#:
3234823
Mfg#:
06F121111F
Ships on Nov 27, 2026
$69.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Assembly - 295mm

Smaller of the two fans found behind the radiator 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5374095
Mfg#:
1K0959455ET
Special Order: No Guaranteed ETA
$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Return Hose

ES#2663775 - 06B121058BD - Coolant Return Hose - Connects the hard water pipe to the oil cooler - Genuine Volkswagen Audi - Audi

Connects the hard water pipe to the oil cooler

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2663775
Mfg#:
06B121058BD
Ships in 1-2 days
13% off MSRP

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

$39.99

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

$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#281432 - 06H121119E - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal when installing your new thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281432
Mfg#:
06H121119E
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler O-Ring - Priced Each

ES#2536176 - 079117070D - Oil Cooler O-Ring - Priced Each - Seals the connection between the oil cooler and the engine - Genuine Volkswagen Audi - Audi

Seals the connection between the oil cooler and the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2536176
Mfg#:
079117070D
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit - Complete Assembly

ES#3660806 - 8k0121405qKT - Expansion Tank Replacement Kit - Complete Assembly - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit. - Assembled By ECS - Audi

Clean up your engine bay or replaced 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#:
3660806
Mfg#:
8K0121405QKT
In Stock
ON SALE! SAVE 16%
$82.99

This product was last offered at the strikethrough price on
10-22-2026

$69.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#2800267 - 06H121119E - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Ajusa - Audi Volkswagen

Ensure a proper seal when installing your new thermostat

Brand:
Ajusa - Corporate Logo
ES#:
2800267
Mfg#:
06H121119E
In Stock
$8.99

This product was last offered at the strikethrough price on
10-07-2026

$3.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#5470726 - 80A121405AQ - Coolant Expansion Tank - See your coolant levels clearly again, comes with coolant level sensor - Rein - Audi

See your coolant levels clearly again, comes with coolant level sensor 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with model year up through 2020 (engine code DJYA)

Brand:
Rein - Corporate Logo
ES#:
5470726
Mfg#:
80A121405AQ
Ships in 4 Business Days
$68.99 USD
Free Shipping
on orders $49 and up

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.

Other Audi Engine Cooling Parts

Let us help you find the parts that fit your Audi

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