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Audi B8/B8.5 A4 Quattro 2.0T

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Audi B8/B8.5 A4 Quattro 2.0T Engine Cooling Parts

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Lower Radiator Hose

ES#3235903 - 8K0121055N - Lower Radiator Hose - Keep your cooling system hoses free from cracks - Gates - Audi

Keep your cooling system hoses free from cracks

Brand:
Gates - Corporate Logo
ES#:
3235903
Mfg#:
8K0121055N
Ships on Sep 4, 2026
$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#4057465 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Victor Reinz - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm

Brand:
Victor Reinz - Corporate Logo
ES#:
4057465
Mfg#:
N90316802
In Stock
$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

Coolant Pipe O-Ring - Priced Each

ES#2803463 - N90765301 - Coolant Pipe O-Ring - Priced Each - Provides seal from metal to plastic cooling line end fitting. 32X4 - Rein - Audi Volkswagen

Provides seal from metal to plastic cooling line end fitting. 32X4 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803463
Mfg#:
N90765301
Ships in 1 Business Day
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titan 4-Piece Air Blow Gun Set

ES#4352819 - TIT19391 - Titan 4-Piece Air Blow Gun Set - Seals and blows out clogged lines/pipes - Titan - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Seals and blows out clogged lines/pipes

Brand:
Titan - Corporate Logo
ES#:
4352819
Mfg#:
TIT19391
Ships in 6 Business Days
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2992206 - 06J121113A - Thermostat - Keep your cooling system efficient with a new thermostat - Mahle - Audi

Keep your cooling system efficient with a new thermostat For vehicles from production date 6/3/2012

Brand:
Mahle - Corporate Logo
ES#:
2992206
Mfg#:
06J121113A
In Stock at Vendor
$64.99

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

$62.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2763564 - 06J121113A - Thermostat - Keep your cooling system efficient with a new thermostat - Vaico - Audi

Keep your cooling system efficient with a new thermostat We Price Match - Give Us A Call or Chat!
For vehicles from production date 6/3/2012

Brand:
Vaico - Corporate Logo
ES#:
2763564
Mfg#:
06J121113A
Back Ordered
$63.99

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

$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#2539450 - 06H121113B - Thermostat - Keep your cooling system efficient - Febi - Audi Volkswagen

Keep your cooling system efficient 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles up to production date 6/3/2012

Brand:
Febi - Corporate Logo
ES#:
2539450
Mfg#:
06H121113B
Ships on Nov 12, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

auxiliary water pump hose - upper

ES#281425 - 06H121057E - auxiliary water pump hose - upper - Connects the top port of the auxiliary water pump to the coolant pipe - Genuine Volkswagen Audi - Audi

Connects the top port of the auxiliary water pump to the coolant pipe Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281425
Mfg#:
06H121057E
Ships in 1 day
10% off MSRP

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

$59.99

This product was last offered at the strikethrough price on
08-17-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

auxiliary water pump hose - lower

ES#281426 - 06H121057G - auxiliary water pump hose - lower - Connects the side port of the auxiliary water pump to the coolant pipe - Genuine Volkswagen Audi - Audi

Connects the side port of the auxiliary water pump to the coolant pipe Up to the 2012 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281426
Mfg#:
06H121057G
Ships in 1 day
10% off MSRP

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

$59.99

This product was last offered at the strikethrough price on
08-17-2026

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2608020 - 06H121113BKT4 - Thermostat Replacement Kit - Keep your cooling system efficient with a new thermostat, housing and o-ring - Assembled By ECS - Audi

Keep your cooling system efficient with a new thermostat, housing and o-ring 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with Inzi water pumps up to production date 6/3/2012

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608020
Mfg#:
06H121113BKT4
Ships in 3 Business Days
ON SALE! SAVE 14%
$29.99

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

$25.78 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Hose

ES#4920210 - 8K0121081AH - Coolant Expansion Tank Hose - Located between the coolant expansion tank and the cylinder head coolant flange - URO - Audi

Located between the coolant expansion tank and the cylinder head coolant flange 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
4920210
Mfg#:
8K0121081AH
Ships in 1 Business Day
$49.99 USD
Free Shipping
on orders $49 and up

Heater Core Hose - Supply

ES#2541459 - 8K1819374E - Heater Core Hose - Supply - Connects the heater valve to the heater core - Genuine Volkswagen Audi - Audi

Connects the heater valve to the heater core From the 2013 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2541459
Mfg#:
8K1819374E
Ships in 7 Business Days
9% off MSRP

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

$53.99

This product was last offered at the strikethrough price on
08-17-2026

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Wrench

ES#2210254 - VAG1590 - Water Pump Wrench - Used for removing 2-piece pulley on V-belt systems - Genuine Volkswagen Audi - Audi Volkswagen

Used for removing 2-piece pulley on V-belt systems

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2210254
Mfg#:
VAG1590
In Stock
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#3430609 - 06H121113B - Thermostat - Keep your cooling system efficient - Behr - Audi Volkswagen

Keep your cooling system efficient For vehicles up to production date 6/3/2012

Brand:
Behr - Corporate Logo
ES#:
3430609
Mfg#:
06H121113B
Ships on Sep 2, 2026
$47.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2813087 - 06H121026BA - Water Pump - Includes water pump and seal. - Hamburg Tech - Audi Volkswagen

Includes water pump and seal. We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813087
Mfg#:
06H121026BA
Ships in 1 Business Day
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spal 185 Degree Thermo-Switch

Replacement thermo-switch for Spal electric fan conversion kits.

Brand:
Spal - Corporate Logo
ES#:
4753440
Mfg#:
SPL185TS
Back Ordered
Auto Notify
$44.99 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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