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Audi B5 Engine Cooling Parts

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Thermostat - 80°C

ES#2813093 - 075121113D - Thermostat - 80C - Includes sealing O-Ring - Hamburg Tech - Audi Volkswagen

Includes sealing O-Ring We Price Match - Give Us A Call or Chat!
Lower temperature thermostat, stock is 87°C

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813093
Mfg#:
075121113D
Ships in 2 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 4 Pin

ES#2813144 - 078919501B - Coolant Temperature Sensor - 4 Pin - Blue sensor with square connector. Please check existing sensor color - Hamburg Tech - Audi Volkswagen

<font color='blue'>Blue</font> sensor with square connector. Please check existing sensor color We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-500000, split is in the 1999 model year

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813144
Mfg#:
078919501B
Ships in 2 Business Days
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2709988 - 06B121121l - Thermostat Housing - Located on the left side of the engine block - URO - Audi Volkswagen

Located on the left side of the engine block 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2709988
Mfg#:
06B121121L
Ships in 2 Business Days
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#4034832 - 038121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x4 - Elring - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 50x4 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4034832
Mfg#:
038121119B
In Stock at Vendor
$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

Sealing O-Ring - Priced Each

ES#2469 - 037121687 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 36x3.15 - Victor Reinz - Audi Volkswagen

Install a new o-ring for a proper seal. 36x3.15 Seals the coolant flange to the cylinder head

Brand:
Victor Reinz - Corporate Logo
ES#:
2469
Mfg#:
037121687
In Stock at Vendor
$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 Temperature Sensor With O-Ring & Clip - 4 Pin

ES#2628655 - 059919501KT - Coolant Temperature Sensor With O-Ring & Clip - 4 Pin - Updated Green sensor with square connector. Please check existing sensor color - Febi - Audi

Updated <font color='green'>Green</font> sensor with square connector. Please check existing sensor color 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to VIN 8D-X-500000, split is in the 1999 model year

Brand:
Febi - Corporate Logo
ES#:
2628655
Mfg#:
059919501KT
In Stock at Vendor
$19.99

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

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Supply

ES#4326736 - 058121058C - Oil Cooler Hose - Supply - Meyle - Audi Volkswagen

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

Brand:
Meyle - Corporate Logo
ES#:
4326736
Mfg#:
058121058C
Back Ordered
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Adapter Gasket

ES#4150311 - 028115441C - Oil Filter Adapter Gasket - Seals the oil filter adapter to the engine block - Ajusa - Audi Volkswagen

Seals the oil filter adapter to the engine block Engine codes AEB & ATW

Brand:
Ajusa - Corporate Logo
ES#:
4150311
Mfg#:
028115441C
Back Ordered
$6.99 USD
Free Shipping
on orders $49 and up

Auxiliary Fan Switch (87-93°C) - 3 Pin

ES#2717988 - 251959481K - Auxiliary Fan Switch (87-93C) - 3 Pin - Located on the lower side of the radiator - Meyle - Audi Volkswagen

Located on the lower side of the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2717988
Mfg#:
251959481K
In Stock
ON SALE!
$13.99

This product was last offered at the strikethrough price on
07-14-2026

$13.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Flange

ES#3190063 - 902-886 - Cylinder Head Coolant Flange - Located on the back of the cylinder head - Dorman - Audi Volkswagen

Located on the back of the cylinder head

Brand:
Dorman - Corporate Logo
ES#:
3190063
Mfg#:
902-886
In Stock at Vendor
$13.99

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

$12.99 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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970169
Mfg#:
5Q0121321
Ships on Nov 30, 2026
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

ES#3970027 - 050121113C - Thermostat (87C) - Prevent overheating and premature engine wear - Meyle - Audi Volkswagen

Prevent overheating and premature engine wear 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
3970027
Mfg#:
050121113C
Ships on Nov 20, 2026
Auto Notify
$12.29 USD
Free Shipping
on orders $49 and up

Sensor Retaining Clip - Priced Each

ES#2586934 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Rein - Audi Volkswagen

Secures the coolant temperature sensor in place 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2586934
Mfg#:
032121142
Ships in 1-2 days
$4.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#469229 - N90144202 - Allen Bolt - Priced Each - Install new hardware with your new parts. M8x65 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x65 Engine codes AEB & ATW. Secures the oil filter adapter to the engine

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
469229
Mfg#:
N90144202
Ships in 3 Business Days
8% off MSRP

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

$12.99

This product was last offered at the strikethrough price on
07-20-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Return

ES#7187 - 058121058B - Oil Cooler Hose - Return - Connects the oil cooler to the hard water tube - Elaplast - Audi Volkswagen

Connects the oil cooler to the hard water tube

Brand:
Elaplast - Corporate Logo
ES#:
7187
Mfg#:
058121058B
Special Order: No Guaranteed ETA
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#4759389 - 025906041A - Coolant Temperature Sensor - 2 Pin - Blue sensor used by the ECU to control engine fueling - URO - Audi Volkswagen

Blue sensor used by the ECU to control engine fueling 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800 up to VIN 8D-X-199999, splits are in the 1998/1999 model years

Brand:
URO - Corporate Logo
ES#:
4759389
Mfg#:
025906041A
Ships in 2 Business Days
$5.99 USD
Free Shipping
on orders $49 and up

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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