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Audi B8/B8.5 S4 Quattro 3.0T

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Audi B8/B8.5 S4 Quattro 3.0T Engine Cooling Parts

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Side Radiator Hose - Right

Connects the side radiator to the hard water line

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450348
Mfg#:
8K0145921C
Ships in 9 Business Days
12% off MSRP

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

$24.99

This product was last offered at the strikethrough price on
10-13-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Side Radiator Hose - Left

Connects the side radiator to the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
450350
Mfg#:
8K0145922A
Ships in 9 Business 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.

$29.99

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

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

Coolant Flange Gasket

ES#5340238 - 06E121139H - Coolant Flange Gasket - Seals the coolant flange to the engine block - Elring - Audi

Seals the coolant flange to the engine block 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340238
Mfg#:
06E121139H
Special Order: No Guaranteed ETA
$5.99 USD
Free Shipping
on orders $49 and up

Compressor Intercooler Gasket - Priced Each

ES#5340424 - 06E145723A - Compressor Intercooler Gasket - Priced Each - Seals the intercooler ends to the rear of the supercharger compressor - Elring - Audi Volkswagen

Seals the intercooler ends to the rear of the supercharger compressor 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340424
Mfg#:
06E145723A
Special Order: No Guaranteed ETA
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Gasket

ES#5340509 - 06E121119B - Thermostat Gasket - Ensure a proper seal when installing your new thermostat - Elring - Audi

Ensure a proper seal when installing your new thermostat 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340509
Mfg#:
06E121119B
Special Order: No Guaranteed ETA
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340675
Mfg#:
N90316802
Special Order: No Guaranteed ETA
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Compressor Intercooler O-Ring - Priced Each

Seals the inner ends of the intercoolers to the front of the supercharger compressor 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Elring - Corporate Logo
ES#:
5340966
Mfg#:
06E145723E
Special Order: No Guaranteed ETA
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Intercooler - Priced Each

Internal charge air cooler in the supercharger compressor 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5505050
Mfg#:
06E145621S
Ships on Dec 24, 2026
ON SALE! SAVE 10%
$299.99

This product was last offered at the strikethrough price on
10-08-2026

$269.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return

ES#5492610 - 06E121065N - Coolant Pipe - Return - Direct OE-quality replacement hard plastic coolant pipe to cure persistent coolant leaks, prevent catastrophic overheating, and ensure reliable coolant flow to your vehicle's heat exchanger. - Febi - Audi

Direct OE-quality replacement hard plastic coolant pipe to cure persistent coolant leaks, prevent catastrophic overheating, and ensure reliable coolant flow to your vehicle's heat exchanger.

Brand:
Febi - Corporate Logo
ES#:
5492610
Mfg#:
06E121065N
Special Order: No Guaranteed ETA
$36.99 USD
Free Shipping
on orders $49 and up

Oil Cooler

ES#5492623 - 06E117021L - Oil Cooler - Direct OE-quality replacement stacked-plate oil cooler to cure persistent block leaks, prevent catastrophic oil/coolant intermixing, and maintain optimal engine oil temperatures for your V6. - Febi - Audi Volkswagen

Direct OE-quality replacement stacked-plate oil cooler to cure persistent block leaks, prevent catastrophic oil/coolant intermixing, and maintain optimal engine oil temperatures for your V6.

Brand:
Febi - Corporate Logo
ES#:
5492623
Mfg#:
06E117021L
Special Order: No Guaranteed ETA
$85.99 USD
Free Shipping
on orders $49 and up

Upper Radiator Hose

ES#4039639 - 8K0121101J - Upper Radiator Hose - Connects the upper radiator port to the hard water tube - Vaico - Audi

Connects the upper radiator port to the hard water tube We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4039639
Mfg#:
8K0121101J
Special Order: No Guaranteed ETA
$44.99 USD
Free Shipping
on orders $49 and up

Oil Cooler Gasket

Seals the connection between the oil cooler and the engine 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5516659
Mfg#:
06E117070J
Ships on Feb 10, 2027
ON SALE! SAVE 10%
$9.99

This product was last offered at the strikethrough price on
10-08-2026

$8.99 USD
Free Shipping
on orders $49 and up

Water Pump

New water pump with coolant housing, does not include pulley Fits from the 2013 model year (facelift)

Brand:
Metelli - Corporate Logo
ES#:
4809732
Mfg#:
06E121018K
Special Order: No Guaranteed ETA
$119.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OE+ Upgraded Aluminum Coolant Return Pipe

Permanently solve a notorious Audi V6 cooling system weak point by replacing the failure-prone factory plastic heater pipe with this upgraded aluminum version. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5515606
Mfg#:
06E121065NU
Back Ordered
$40.99 USD
Free Shipping
on orders $49 and up

Coolant Temperature Sensor - 2 Pin

Monitors coolant temperature for fan control & gauge readings

Brand:
SMP - Corporate Logo
ES#:
4057464
Mfg#:
06A919501A
Back Ordered
$32.99

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

$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Radiator - Center

This is the small radiator under the main radaitor

Brand:
Vemo - Corporate Logo
ES#:
4780411
Mfg#:
4G0145804D
Special Order: No Guaranteed ETA
$189.99 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.

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Manufacturer names and/or part numbers are used only for identification purposes.

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