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Audi B6 A4 Quattro V6 30v

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Audi B6 A4 Quattro V6 30v Engine Cooling Parts

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Thermostat O-Ring

ES#2834711 - 06B121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x3.5mm - Meistersatz - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 50x3.5mm

Brand:
Meistersatz - Corporate Logo
ES#:
2834711
Mfg#:
06B121119B
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap Seal

ES#2598146 - 1H0121687A - Expansion Tank Cap Seal - Seals the expansion tank cap to the reservoir. 28.5x3.8 - Vaico - Audi Volkswagen

Seals the expansion tank cap to the reservoir. 28.5x3.8 We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2598146
Mfg#:
1H0121687A
Ships in 1 Business Day
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing & Cooler Gasket Reseal Kit

ES#5482759 - 06F115441AKT - Oil Filter Housing & Cooler Gasket Reseal Kit - Stop messy oil pan puddles. Reseal your leaky FSI oil filter housing and cooler with this essential dual-gasket kit! - Assembled By ECS - Audi Volkswagen

Stop messy oil pan puddles. Reseal your leaky FSI oil filter housing and cooler with this essential dual-gasket kit! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5482759
Mfg#:
06F115441AKT
Ships in 3 Business Days
ON SALE!
$26.99

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

$26.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Coolant Hose - Supply

ES#280260 - 06C121188 - Throttle Body Coolant Hose - Supply - Directs coolant to warm the throttle body - Genuine Volkswagen Audi - Audi

Directs coolant to warm the throttle body

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280260
Mfg#:
06C121188
Ships in 4 Business Days
16% off MSRP

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

$30.99

This product was last offered at the strikethrough price on
10-26-2026

$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Vent Hose

ES#2802945 - 4B0121107B - Expansion Tank Vent Hose - This hose runs off the back of the expansion tank, and goes to the hard coolant pipe on the back of the motor - Rein - Audi

This hose runs off the back of the expansion tank, and goes to the hard coolant pipe on the back of the motor 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802945
Mfg#:
4B0121107B
Ships on Nov 17, 2026
$25.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap - Black

ES#3970169 - 5Q0121321 - Expansion Tank Cap - Black - Keep proper pressure in your coolant system - Meyle - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970169
Mfg#:
5Q0121321
Ships on Nov 23, 2026
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Hose

ES#280263 - 06C121445A - Thermostat Hose - Connects the water pipe to the thermostat - Genuine Volkswagen Audi - Audi

Connects the water pipe to the thermostat

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280263
Mfg#:
06C121445A
In Stock
ON SALE!
$25.99

This product was last offered at the strikethrough price on
08-26-2026

$23.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Coolant Hose - Return

ES#280261 - 06C121188B - Throttle Body Coolant Hose - Return - Directs coolant to warm the throttle body - Genuine Volkswagen Audi - Audi

Directs coolant to warm the throttle body

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280261
Mfg#:
06C121188B
Ships in 4 Business Days
30% off MSRP

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

$32.78

This product was last offered at the strikethrough price on
10-30-2026

$22.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2872480 - 8E0121321 - Expansion Tank Cap - Plastic pressure cap for expansion tank - Febi - Audi

Plastic pressure cap for expansion tank We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2872480
Mfg#:
8E0121321
Ships in 1 Business Day
$11.99

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

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

Cooling Hose

ES#2804021 - 06C121058A - Cooling Hose - Runs from oil cooler to water pipe - Rein - Audi

Runs from oil cooler to water pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2804021
Mfg#:
06C121058A
Back Ordered
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose

ES#2802784 - 06D121058Q - Oil Cooler Hose - Connects oil cooler to hard coolant pipe - Rein - Audi

Connects oil cooler to hard coolant pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2802784
Mfg#:
06D121058Q
Ships in 1 Business Day
$12.99

This product was last offered at the strikethrough price on
10-21-2026

$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Grommet

ES#438087 - 8E0819699 - Heater Core Grommet - Secures the heater core ports onto the bulkhead - Genuine Volkswagen Audi - Audi

Secures the heater core ports onto the bulkhead

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
438087
Mfg#:
8E0819699
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.

$22.99

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

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - Audi Volkswagen

Secures the coolant temperature sensor in place We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket

ES#280250 - 06C121043 - Water Pump Gasket - Ensure a proper seal when installing a new water pump - Genuine Volkswagen Audi - Audi

Ensure a proper seal when installing a new water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280250
Mfg#:
06C121043
Ships in 2 Business Days
14% off MSRP

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

$20.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#2840855 - 06A919501A - Coolant Temperature Sensor - 2 Pin - Monitors coolant temperature for fan control & gauge readings - Meyle - Audi Volkswagen

Monitors coolant temperature for fan control & gauge readings 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2840855
Mfg#:
06A919501A
Ships on Nov 23, 2026
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Supply

ES#4880699 - 8E1819371B - Heater Core Hose - Supply - Connects the flange to the heater core pipe - URO - Audi

Connects the flange to the heater core pipe 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4880699
Mfg#:
8E1819371B
Back Ordered
$17.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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