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Audi A3 Engine Cooling Parts

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Adjustable Fan Controller Kit

ES#2816698 - MMFANCNTLUPROBE - Adjustable Fan Controller Kit - Fine-tune your cooling system - Mishimoto - Audi Volkswagen MINI Porsche

Fine-tune your cooling system

Brand:
Mishimoto - Corporate Logo
ES#:
2816698
Mfg#:
MMFANCNTLUPROBE
In Stock
9% off MSRP

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

$98.00

This product was last offered at the strikethrough price on
07-19-2026

$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#4818602 - 1K0122101LA - Radiator Hose - Upper - Connects the upper radiator port to the water pump housing and transmission cooler - Bremmen Parts - Audi Volkswagen

Connects the upper radiator port to the water pump housing and transmission cooler 10X Entries For Our 25th Anniversary Sweepstakes!

For TSI engine models with a CBFA engine code and automatic transmission only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818602
Mfg#:
1K0122101LA
In Stock
ON SALE! SAVE 20%
$99.99

This product was last offered at the strikethrough price on
05-02-2026

$79.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

R600 Coolant Underhose

ES#3969766 - VWR17G7R600 - R600 Coolant Underhose - Reroutes the ugly factory hose underneath your intake - Racingline - Audi Volkswagen

Reroutes the ugly factory hose underneath your intake

Brand:
Racingline - Corporate Logo
ES#:
3969766
Mfg#:
VWR17G7R600
Back Ordered
Auto Notify
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Thermostat Housing

ES#3553457 - 462-121-VR47C - Cast Aluminum Thermostat Housing - Replace your inferior plastic housing - iABED Industries - Audi Volkswagen

Replace your inferior plastic housing Modification to water pipe may be required. Please see description for details.

Brand:
iABED Industries - Corporate Logo
ES#:
3553457
Mfg#:
462-121-VR47C
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi R8 Expansion Tank Cap

ES#4691207 - 420121321 - Audi R8 Expansion Tank Cap - Keep proper pressure on your coolant, replaces any modern blue or black cooling cap - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure on your coolant, replaces any modern blue or black cooling cap 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4691207
Mfg#:
420121321
In Stock
ON SALE! SAVE 14%
$34.99

This product was last offered at the strikethrough price on
05-02-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Zerex Coolant / Antifreeze - Pink G40 (Concentrate) 1 Gallon

ES#4884761 - 0009897110090109 - Zerex Coolant / Antifreeze - Pink G40 (Concentrate) 1 Gallon - MBZ Approval: 325.5 / 325.6 - Genuine Mercedes Benz - Audi Volkswagen Mercedes Benz Porsche

MBZ Approval: 325.5 / 325.6

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4884761
Mfg#:
0009897110090109
In Stock
2% off MSRP

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

$32.04

This product was last offered at the strikethrough price on
07-19-2026

$31.50 USD
Free Shipping
on orders $49 and up

Coolant Expansion Tank Kit

ES#3672035 - 5q0121407tKT1 - Coolant Expansion Tank Kit - Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit. - Genuine Volkswagen Audi - Audi Volkswagen

Clean up your engine bay or replaced your cracked unit with a new coolant expansion tank replacement kit.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3672035
Mfg#:
5Q0121407TKT1
In Stock
$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Expansion Tank

ES#3412041 - 5Q0121407G - Expansion Tank - See your coolant levels clearly again, comes with coolant level sensor - Hudson - Audi Volkswagen

See your coolant levels clearly again, comes with coolant level sensor

Brand:
Hudson - Corporate Logo
ES#:
3412041
Mfg#:
5Q0121407G
In Stock
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#4030465 - 06L117021G - Oil Cooler - A possible source of leaking oil or coolant - URO - Audi Volkswagen

A possible source of leaking oil or coolant 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4030465
Mfg#:
06L117021G
In Stock
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Pump Union

ES#4714613 - 06L121131 - Aluminum Water Pump Union - Upgraded aluminum water pump union connects water pump module to oil cooler - URO Premium - Audi Volkswagen

Upgraded aluminum water pump union connects water pump module to oil cooler 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO Premium - Corporate Logo
ES#:
4714613
Mfg#:
06L121131
In Stock
$12.99

This product was last offered at the strikethrough price on
04-15-2026

$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Water Pump

ES#4840368 - 1K0965561J - Auxiliary Water Pump - Secondary pump for more efficient cooling - Hamburg Tech - Audi Volkswagen

Secondary pump for more efficient cooling We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4840368
Mfg#:
1K0965561J
In Stock
$89.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Oil Cooler

ES#3545462 - 06J117021J - Engine Oil Cooler - Lowers engine oil temperature - URO - Audi Volkswagen

Lowers engine oil temperature 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
URO - Corporate Logo
ES#:
3545462
Mfg#:
06J117021J
In Stock
$81.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Return

ES#315394 - 1K0122073FN - Heater Core Hose - Return - Connects the heater core pipe to the flange - Genuine Volkswagen Audi - Audi Volkswagen

Connects the heater core pipe to the flange

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315394
Mfg#:
1K0122073FN
In Stock
12% off MSRP

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

$62.32

This product was last offered at the strikethrough price on
07-19-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS High-Performance Radiator

ES#4447134 - CTS-HX-006 - CTS High-Performance Radiator - 20% increase in cooling capacity! - CTS - Audi Volkswagen

20% increase in cooling capacity! For vehicles with TSI engine only
For vehicles with TSI engine only

Brand:
CTS - Corporate Logo
ES#:
4447134
Mfg#:
CTS-HX-006
Ships in 7 Business Days
ON SALE! SAVE 15%
$249.99

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

$212.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR Engine Oil Filter - Each

ES#3647825 - VWR180001 - VWR Engine Oil Filter - Each - Replacement engine oil filter, specifically for use with VWR Engine Oil Cooler Kit VWR18G700 ONLY - Racingline - Audi Volkswagen

Replacement engine oil filter, specifically for use with VWR Engine Oil Cooler Kit VWR18G700 ONLY For use with VWR Engine Oil Cooler Kit VWR18G700 ONLY!

Brand:
Racingline - Corporate Logo
ES#:
3647825
Mfg#:
VWR180001
Back Ordered
Auto Notify
$68.99 USD
Free Shipping
on orders $49 and up

Universal 16" Electric Fan - Black

ES#2764562 - MMFAN16 - Universal 16" Electric Fan - Black - 1934 CFM - 10.8 amps at 12.14 volts - Mishimoto - Audi BMW Volkswagen MINI

1934 CFM - 10.8 amps at 12.14 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764562
Mfg#:
MMFAN16
In Stock
$115.99 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.

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