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Audi A4 Engine Cooling Parts

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Oil Cooler

ES#3143179 - 068117021B - Oil Cooler - Common source of undiscoverable coolant leaks - 068117021B - Refak - Audi Volkswagen

Common source of undiscoverable coolant leaks - 068117021B Up to VIN 8D-X-300000, split is in the 1999 model year

Brand:
Refak - Corporate Logo
ES#:
3143179
Mfg#:
068117021B
Special Order: No Guaranteed ETA
$564.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 4 Pin

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color - 078919501B Up to VIN 8D-X-500000, split is in the 1999 model year

Brand:
Refak - Corporate Logo
ES#:
3143185
Mfg#:
078919501B
Special Order: No Guaranteed ETA
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Hose

Connects the coolant flange to the heater core pipe 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5527411
Mfg#:
8E1819371T
Ships on Feb 23, 2027
ON SALE! SAVE 20%
$40.99

This product was last offered at the strikethrough price on
10-28-2026

$32.79 USD
Free Shipping
on orders $49 and up

Cooling System Refresh Kit

ES#2778204 - 078121113FKT9 - Cooling System Refresh Kit - Service your critical cooling system components with this complete kit. - Assembled By ECS - Audi

Service your critical cooling system components with this complete kit. 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8D-X-315001 Up to VIN 8D-X-500000, split is in the 1999 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
2778204
Mfg#:
078121113FKT9
Ships on Feb 25, 2027
ON SALE!
$112.99

This product was last offered at the strikethrough price on
06-18-2026

$110.78 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

VW | Radiator Hose

ES#4864973 - 8K0121055N - VW | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864973
Mfg#:
8K0121055N
Special Order: No Guaranteed ETA
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4859577 - 06B121058S - VW | Radiator Hose - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859577
Mfg#:
06B121058S
Special Order: No Guaranteed ETA
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Hose

ES#4039683 - 8E1819371P - Coolant Supply Hose - Supplies coolant to provide heat for the heater core - Vaico - Audi

Supplies coolant to provide heat for the heater core We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039683
Mfg#:
8E1819371P
Special Order: No Guaranteed ETA
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Hose, heat exchanger (heating)

ES#4864956 - 8E1819371B - VW | Hose, heat exchanger (heating) - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864956
Mfg#:
8E1819371B
Special Order: No Guaranteed ETA
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Hose, heat exchanger (heating)

ES#4864957 - 8E1819373R - VW | Hose, heat exchanger (heating) - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864957
Mfg#:
8E1819373R
Special Order: No Guaranteed ETA
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4865059 - 8K1819374E - VW | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4865059
Mfg#:
8K1819374E
Special Order: No Guaranteed ETA
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4859591 - 06D121058Q - VW | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859591
Mfg#:
06D121058Q
Special Order: No Guaranteed ETA
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4863434 - 4B0121055F - VW | Radiator Hose - Vaico - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4863434
Mfg#:
4B0121055F
Special Order: No Guaranteed ETA
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VAG | Radiator Hose

ES#4859630 - 06E121058E - VAG | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4859630
Mfg#:
06E121058E
Special Order: No Guaranteed ETA
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4864978 - 8K0121101M - VW | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864978
Mfg#:
8K0121101M
Special Order: No Guaranteed ETA
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Return Hose

ES#4055340 - 8E1819373P - Coolant Return Hose - Returns coolant from the heater core - Vaico - Audi

Returns coolant from the heater core We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4055340
Mfg#:
8E1819373P
Special Order: No Guaranteed ETA
$67.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VW | Radiator Hose

ES#4864902 - 8E0121049N - VW | Radiator Hose - Vaico - Audi

We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4864902
Mfg#:
8E0121049N
Special Order: No Guaranteed ETA
$74.99 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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Manufacturer names and/or part numbers are used only for identification purposes.

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