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Audi A3 Engine Cooling Parts

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Oil Cooler O-Ring

ES#2776 - 038117070A - Oil Cooler O-Ring - Seals the connection between the oil cooler and the filter adapter. 59x5 - Victor Reinz - Audi Volkswagen

Seals the connection between the oil cooler and the filter adapter. 59x5

Brand:
Victor Reinz - Corporate Logo
ES#:
2776
Mfg#:
038117070A
In Stock
$3.05 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#2592620 - 1K0121407AKT5 - Expansion Tank Replacement Kit - Everything in one kit to replace your coolant expansion tank - Genuine Volkswagen Audi - Audi

Everything in one kit to replace your coolant expansion tank

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2592620
Mfg#:
1K0121407AKT5
In Stock
$111.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Quick Coupler

ES#4039653 - 1K0122291C - Quick Coupler - Connects upper radiator hose to return line - Vaico - Audi Volkswagen

Connects upper radiator hose to return line We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039653
Mfg#:
1K0122291C
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2535170 - 1J0121321B - Expansion Tank Cap - Keep proper pressure in your coolant system - URO - Audi 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:
URO - Corporate Logo
ES#:
2535170
Mfg#:
1J0121321B
In Stock
$5.99

This product was last offered at the strikethrough price on
03-02-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

Connects upper radiator to the coupling piece, includes quick disconnect 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4759886
Mfg#:
5Q0122101EA
In Stock at Vendor
$110.99

This product was last offered at the strikethrough price on
03-07-2026

$108.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Cover

ES#4376409 - 022121121E - Thermostat Housing Cover - Common source of coolant leaks around your thermostat - URO - Audi Volkswagen

Common source of coolant leaks around your thermostat 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4376409
Mfg#:
022121121E
Ships in 1 Business Day
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

HEATER HOSE

ES#4151263 - 1K0122073FS - HEATER HOSE - Rein - Audi Volkswagen

2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151263
Mfg#:
1K0122073FS
Back Ordered
$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#251485 - n90817003 - Torx Bolt - Priced Each - Install new hardware with your new parts. M6x17 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x17 Secures fan shroud to radiator - 4 required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
251485
Mfg#:
N90817003
In Stock
ON SALE! SAVE 33%
$2.99

This product was last offered at the strikethrough price on
06-25-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2801566 - WHT006407 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 20x3 - Rein - Audi Volkswagen

Install a new o-ring for a proper seal. 20x3 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Seals the hard coolant pipe to the thermostat housing

Brand:
Rein - Corporate Logo
ES#:
2801566
Mfg#:
WHT006407
In Stock at Vendor
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#2561352 - 06D117021C - Engine Oil Cooler - Lowers engine oil temperature - Vemo - Audi Volkswagen

Lowers engine oil temperature For vehicles with FSI engines only

Brand:
Vemo - Corporate Logo
ES#:
2561352
Mfg#:
06D117021C
In Stock at Vendor
$106.99

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

$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Screw - Priced Each

ES#4004627 - N10354602 - Torx Screw - Priced Each - Install new hardware with your new parts. M5x16 - Rein - Audi Volkswagen

Install new hardware with your new parts. M5x16 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4004627
Mfg#:
N10354602
In Stock at Vendor
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#2524952 - 038117021E - Engine Oil Cooler - Lowers engine oil temperature - MTC - Audi Volkswagen

Lowers engine oil temperature

Brand:
MTC - Corporate Logo
ES#:
2524952
Mfg#:
038117021E
Ships in 9 Business Days
$102.99 USD
Free Shipping

Universal 14" Electric Fan - Black

ES#2764292 - MMFAN14 - Universal 14" Electric Fan - Black - 954 CFM - 5.6 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

954 CFM - 5.6 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764292
Mfg#:
MMFAN14
In Stock
$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#3199837 - 06H121026BA - Water Pump - Features plastic impeller and includes gasket - URO - Audi Volkswagen

Features plastic impeller and includes gasket 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles without electrical connection on pump inlet (please inspect prior to ordering).

Brand:
URO - Corporate Logo
ES#:
3199837
Mfg#:
06H121026BA
Ships in 1 Business Day
$49.99 USD
Free Shipping
on orders $49 and up

2-Pin Connector - Priced Each

ES#319070 - 1K0973202 - 2-Pin Connector - Priced Each - Replace a broken connector to restore function - Genuine Volkswagen Audi - Audi Volkswagen

Replace a broken connector to restore function 2 pin connector for the coolant expansion tank level sensor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
319070
Mfg#:
1K0973202
Ships in 1 day
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump O-Ring

ES#4144992 - 06A121119 - Water Pump O-Ring - Ensure a proper seal when installing a new water pump. 53x4mm - Victor Reinz - Audi Volkswagen

Ensure a proper seal when installing a new water pump. 53x4mm For vehicles with FSI engines only

Brand:
Victor Reinz - Corporate Logo
ES#:
4144992
Mfg#:
06A121119
Ships in 1-3 days
$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

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 Audi

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

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