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Audi B5 A4 FWD 1.8T

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Audi B5 A4 FWD 1.8T Engine Cooling Parts

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Auxiliary Fan Blade

ES#277616 - 058121301B - Auxiliary Fan Blade - For the belt driven auxiliary fan - Genuine Volkswagen Audi - Audi Volkswagen

For the belt driven auxiliary fan

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277616
Mfg#:
058121301B
Ships in 7 Business Days
7% off MSRP

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

$118.99

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

$110.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#429387 - 8D0121101K - Radiator Hose - Upper - Connects the upper radiator port to the hard water pipe - Genuine Volkswagen Audi - Audi Volkswagen

Connects the upper radiator port to the hard water pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
429387
Mfg#:
8D0121101K
Ships in 5 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.

$119.99

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

$109.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heater Core Hose - Supply

ES#4818191 - 8D0819371H - Heater Core Hose - Supply - Connects the heater core to the cylinder head flange - URO - Audi Volkswagen

Connects the heater core to the cylinder head flange 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
From VIN 8D-W-007800, split is in the 1998 model year

Brand:
URO - Corporate Logo
ES#:
4818191
Mfg#:
8D0819371H
Back Ordered
$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#2535170 - 1J0121321B - Expansion Tank Cap - Keep proper pressure in your coolant system - URO - Audi Volkswagen

Keep proper pressure in your coolant system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535170
Mfg#:
1J0121321B
In Stock
$5.99

This product was last offered at the strikethrough price on
03-02-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Control Unit

ES#2708715 - 8D0959501C - Fan Control Unit - With heavy duty cooling, 2 connectors on each unit - URO - Audi Volkswagen

With heavy duty cooling, 2 connectors on each unit 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2708715
Mfg#:
8D0959501C
Back Ordered
$105.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

ES#3149390 - 050121113C - Thermostat (87C) - Prevent overheating and premature engine wear. Includes O-ring - Rein - Audi Volkswagen

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

Brand:
Rein - Corporate Logo
ES#:
3149390
Mfg#:
050121113C
Back Ordered
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2801566 - WHT006407 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 20x3 - Rein - Audi Volkswagen

Install a new o-ring for a proper seal. 20x3 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Seals the coolant return pipe for AWM engine code only

Brand:
Rein - Corporate Logo
ES#:
2801566
Mfg#:
WHT006407
In Stock at Vendor
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spring Clamp - Priced Each

ES#470730 - N90770201 - Spring Clamp - Priced Each - Ensure a proper seal on hose connections. 17x12 - Genuine Volkswagen Audi - Audi Volkswagen

Ensure a proper seal on hose connections. 17x12 Secures the expansion tank hose on both sides.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470730
Mfg#:
N90770201
Ships Today
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Lower

ES#2731898 - 4B0121055J - Radiator Hose - Lower - Connects the lower radiator port to the water pump and expansion tank - Rein - Audi Volkswagen

Connects the lower radiator port to the water pump and expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2731898
Mfg#:
4B0121055J
Ships in 3 Business Days
$103.99 USD
Free Shipping
on orders $49 and up

Water Pump

ES#2535060 - 078121006 - Water Pump - Featuring a metal impeller, includes O-Ring - URO - Audi Volkswagen

Featuring a metal impeller, includes O-Ring 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535060
Mfg#:
078121006
Ships in 1 Business Day
$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Torx Screw - Priced Each

ES#4004627 - N10354602 - Torx Screw - Priced Each - Install new hardware with your new parts. M5x16 - Rein - Audi Volkswagen

Install new hardware with your new parts. M5x16 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Secure the a/c condenser fan to the bracket

Brand:
Rein - Corporate Logo
ES#:
4004627
Mfg#:
N10354602
In Stock at Vendor
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 14" Electric Fan - Black

ES#2764292 - MMFAN14 - Universal 14" Electric Fan - Black - 954 CFM - 5.6 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

954 CFM - 5.6 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764292
Mfg#:
MMFAN14
In Stock
$100.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Hose - Return

ES#4326735 - 058121058B - Oil Cooler Hose - Return - Connects the oil cooler to the hard water tube - Meyle - Audi Volkswagen

Connects the oil cooler to the hard water tube 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4326735
Mfg#:
058121058B
Ships in 1 Business Day
$10.99

This product was last offered at the strikethrough price on
04-21-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core

ES#2696113 - 8D1819030B - Heater Core - Stop coolant loss and cure a fogged windshield - ACM - Audi Volkswagen

Stop coolant loss and cure a fogged windshield

Brand:
ACM - Corporate Logo
ES#:
2696113
Mfg#:
8D1819030B
Ships in 3 Business Days
$33.99

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

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump O-Ring

ES#4144992 - 06A121119 - Water Pump O-Ring - Ensure a proper seal when installing a new water pump. 53x4mm - Victor Reinz - Audi Volkswagen

Ensure a proper seal when installing a new water pump. 53x4mm

Brand:
Victor Reinz - Corporate Logo
ES#:
4144992
Mfg#:
06A121119
Ships in 1-2 days
$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

Auxiliary Fan Clutch

ES#257170 - 058121350 - Auxiliary Fan Clutch - Common cause of overheating issues - Meyle - Audi Volkswagen

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

Brand:
Meyle - Corporate Logo
ES#:
257170
Mfg#:
058121350
Ships on Nov 27, 2026
$95.99 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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