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Audi A3 Radiator Parts

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Coolant Distribution Pipe

ES#315236 - 1K0121087H - Coolant Distribution Pipe - Found in the upper radiator hose, this piece is prone to cracking - Genuine Volkswagen Audi - Audi Volkswagen

Found in the upper radiator hose, this piece is prone to cracking For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315236
Mfg#:
1K0121087H
In Stock
Limited Qty Sale
$41.28

This product was last offered at the strikethrough price on
06-10-2026

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

Radiator

ES#4028104 - 5Q0121251GN - Radiator - Keep your engine running cool with a new radiator. 650x457x34 - Koyo - Audi Volkswagen

Keep your engine running cool with a new radiator. 650x457x34

Brand:
Koyo - Corporate Logo
ES#:
4028104
Mfg#:
5Q0121251GN
Ships in 1-2 days
$244.99

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

$237.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Purple Ice - 12oz

ES#2793046 - 01600 - Purple Ice - 12oz - High performance coolant conditioner - Royal Purple - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance coolant conditioner

Brand:
Royal Purple - Corporate Logo
ES#:
2793046
Mfg#:
01600
Ships in 6 Business Days
$12.99 USD
Free Shipping
on orders $49 and up

Radiator Hose - Upper

ES#1833518 - 1K0122101JS - Radiator Hose - Upper - Includes quick disconnect piece - Feed Hose - Genuine Volkswagen Audi - Audi Volkswagen

Includes quick disconnect piece - Feed Hose

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1833518
Mfg#:
1K0122101JS
In Stock at Vendor
$133.99

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

$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Coupler - Upper

ES#3463128 - 3C0122291 - Radiator Coupler - Upper - Coupler that connects the upper radiator hose to the radiator - Hudson - Audi Volkswagen

Coupler that connects the upper radiator hose to the radiator

Brand:
Hudson - Corporate Logo
ES#:
3463128
Mfg#:
3C0122291
Back Ordered
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#2764608 - MMRADMAC06 - Performance Aluminum Radiator - Increase your cooling capability up to 30% over stock - Mishimoto - Audi Volkswagen

Increase your cooling capability up to 30% over stock

Brand:
Mishimoto - Corporate Logo
ES#:
2764608
Mfg#:
MMRADMAC06
Ships in 4 Business Days
$354.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Silicone Coolant Hose Kit - Black

ES#1832511 - FMKC010 - Silicone Coolant Hose Kit - Black - Improves performance, durability, along with providing a cleaner look. Eight piece kit - Forge - Audi Volkswagen

Improves performance, durability, along with providing a cleaner look. Eight piece kit

Brand:
Forge - Corporate Logo
ES#:
1832511
Mfg#:
FMKC010
Ships in 4 Business Days
$346.99 USD
Free Shipping
on orders $49 and up

Upper Radiator Bracket - Priced Each

ES#3618272 - 1K0121367P - Upper Radiator Bracket - Priced Each - Secures the top corners of the radiator - Febi - Audi Volkswagen

Secures the top corners of the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
3618272
Mfg#:
1K0121367P
Ships on Aug 21, 2026
Auto Notify
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Hose - Lower

ES#315416 - 1K0122109AL - Expansion Tank Hose - Lower - Replace at the first signs of leakage - Genuine Volkswagen Audi - Audi Volkswagen

Replace at the first signs of leakage For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315416
Mfg#:
1K0122109AL
In Stock at Vendor
$83.99

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

$81.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#4367020 - 5WA121251H - Radiator - Keep your engine running cool with a new radiator. - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running cool with a new radiator.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4367020
Mfg#:
5WA121251H
Ships in 3 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.

$350.99

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

$326.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#315317 - 1K0121251AB - Radiator - Keep your engine running cool with a new radiator - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running cool with a new radiator

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
315317
Mfg#:
1K0121251AB
Special Order: No Guaranteed ETA
7% off MSRP

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

$349.99

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

$325.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2882406 - 1K0122291AD - Coolant Flange - Connects the lower radiator hose to the radiator - Vaico - Audi Volkswagen

Connects the lower radiator hose to the radiator We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2882406
Mfg#:
1K0122291AD
In Stock at Vendor
$29.99

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

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Radiator/Intercooler Mount - Priced Each

ES#4766174 - 1K0121367F - Lower Radiator/Intercooler Mount - Priced Each - Stabilizes the radiator/intercooler within the engine bay - Bremmen Parts - Audi Volkswagen

Stabilizes the radiator/intercooler within the engine bay 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766174
Mfg#:
1K0121367F
In Stock
ON SALE! SAVE 25%
$4.99

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

$3.74 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 3 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
07-20-2026

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

Spal Electric Fan Harness with Relay

ES#4147343 - FRH - Spal Electric Fan Harness with Relay - Electric Fan Relay - 40 amp, 12V, single pole wiring harness kit - Spal - Audi BMW MINI

Electric Fan Relay - 40 amp, 12V, single pole wiring harness kit

Brand:
Spal - Corporate Logo
ES#:
4147343
Mfg#:
FRH
Back Ordered
12% off MSRP

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

$112.99

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

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Radiator Parts

Keep it cool with a new radiator or upgrade for better cooling capacity with aftermarket performance radiator options.

Let us help you find the parts that fit your Audi

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