Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi C5 A6 Quattro 4.2

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi C5 A6 Quattro 4.2
Your Vehicle Audi C5 A6 Quattro 4.2
Change Clear

Audi C5 A6 Quattro 4.2 Engine Cooling Parts

Sort By
Filter By
Return to Top

Cooling Fan Assembly

ES#4415012 - 4B3959457 - Cooling Fan Assembly - VDO - Audi

We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
4415012
Mfg#:
4B3959457
Special Order: No Guaranteed ETA
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#3618081 - 078121121J - Thermostat Housing - Located on the front right of the engine block - URO - Audi Volkswagen

Located on the front right of the engine block 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3618081
Mfg#:
078121121J
Ships in 1 Business Day
$170.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket - Priced Each

ES#2712942 - 078121043A - Water Pump Gasket - Priced Each - Ensure a proper seal when installing a new water pump - Elring - Audi Volkswagen

Ensure a proper seal when installing a new water pump 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2712942
Mfg#:
078121043A
In Stock
$8.06

This product was last offered at the strikethrough price on
08-28-2026

$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Core

ES#3191391 - 4B1819031C - Heater Core - Stop coolant loss and cure a fogged windshield - Nissens - Audi

Stop coolant loss and cure a fogged windshield We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
3191391
Mfg#:
4B1819031C
Ships in 1-2 days
$163.61 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#3419389 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Rein - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3419389
Mfg#:
N90316802
In Stock
$2.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Cooling Fan Clutch

ES#2862681 - 376733031 - Engine Cooling Fan Clutch - Behr - Audi

Brand:
Behr - Corporate Logo
ES#:
2862681
Mfg#:
376733031
Back Ordered
$188.99

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

$154.75 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#4147300 - 30101516 - Universal 16" Electric Fan - Black - 1469 CFM. High performance puller fan with straight blades. - Spal - Audi BMW MINI

1469 CFM. High performance puller fan with straight blades.

Brand:
Spal - Corporate Logo
ES#:
4147300
Mfg#:
30101516
Ships in 2 Business Days
11% off MSRP

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

$168.99

This product was last offered at the strikethrough price on
09-18-2026

$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#2972929 - 059919501AKT2 - Coolant Temperature Sensor - Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head - Hamburg Tech - Audi Volkswagen

Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2972929
Mfg#:
059919501AKT2
In Stock
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan mounting pin - priced each

ES#4147336 - 30130013 - Fan mounting pin - priced each - Wire pin used to mount electric fan directly to radiator. - Spal - Audi BMW MINI

Wire pin used to mount electric fan directly to radiator.

Brand:
Spal - Corporate Logo
ES#:
4147336
Mfg#:
30130013
In Stock at Vendor
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Pipe

ES#4325022 - 078121070CF - Cooling Pipe - With integrated power steering line - Vaico - Audi Volkswagen

With integrated power steering line We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4325022
Mfg#:
078121070CF
Ships in 1-2 days
$274.99

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

$139.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Anti-Freeze Tester

ES#3536250 - EZRSP102 - Anti-Freeze Tester - Don't let your engine freeze, be sure with this easy to use tester - E-Z Red Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't let your engine freeze, be sure with this easy to use tester

Brand:
E-Z Red Tools - Corporate Logo
ES#:
3536250
Mfg#:
EZRSP102
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Control Unit

ES#4908550 - 8D0959501D - Auxiliary Fan Control Unit - Controls the actuation of the radiator fan - Bremmen Parts - Audi

Controls the actuation of the radiator fan 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4908550
Mfg#:
8D0959501D
Special Order: No Guaranteed ETA
$136.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expanding Nut - Priced Each

ES#2891455 - 811807577C - Expanding Nut - Priced Each - Install new hardware with your new parts. - Vaico - Audi Volkswagen

Install new hardware with your new parts. We Price Match - Give Us A Call or Chat!
Used in securing the coolant expansion tank

Brand:
Vaico - Corporate Logo
ES#:
2891455
Mfg#:
811807577C
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#11800 - N90136802 - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat - Febi - Audi BMW Volkswagen

Ensure a proper seal when installing your new thermostat We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
11800
Mfg#:
N90136802
In Stock
$1.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose - Upper

ES#4039714 - 4B0121101N - Radiator Hose - Upper - Runs from the radiator to the water pipe and expansion tank. - Vaico - Audi

Runs from the radiator to the water pipe and expansion tank. We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039714
Mfg#:
4B0121101N
Ships in 2 Business Days
$140.88

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

$127.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler

ES#2826385 - 077117021Q - Oil Cooler - Keeps your oil at an optimal temperature - Nissens - Audi

Keeps your oil at an optimal temperature We Price Match - Give Us A Call or Chat!

Brand:
Nissens - Corporate Logo
ES#:
2826385
Mfg#:
077117021Q
Ships in 1 Business Day
$129.99

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

$126.99 USD
Free Shipping
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.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings