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Volkswagen Golf Engine Coolant Flanges & Parts

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Cast Aluminum Cooling System Upgrade Kit

ES#3086229 - 006368ecs01a1KT - Cast Aluminum Cooling System Upgrade Kit - Replace the failure prone components in your cooling system with cast aluminum - Assembled By ECS - Audi Volkswagen

Replace the failure prone components in your cooling system with cast aluminum 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with manual transmission or 4-speed automatic transmission only

Brand:
Assembled By ECS - Corporate Logo
ES#:
3086229
Mfg#:
006368ECS01A1KT
Back Ordered
Auto Notify
ON SALE! SAVE 24%
$231.99

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

$176.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Coolant Flange

ES#3470644 - 462-121-132AP - Cast Aluminum Coolant Flange - Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor - iABED Industries - Audi Volkswagen

Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor For vehicles with manual transmission or 4-speed automatic transmission only

Brand:
iABED Industries - Corporate Logo
ES#:
3470644
Mfg#:
462-121-132AP
Back Ordered
Auto Notify
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4759987 - 03L121111AC - Thermostat - This also includes the thermostat housing - Bremmen Parts - Audi Volkswagen

This also includes the thermostat housing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4759987
Mfg#:
03L121111AC
In Stock
ON SALE! SAVE 21%
$63.99

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

$50.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen/Hex Bolt - Priced Each

ES#6661 - N90945002 - Allen/Hex Bolt - Priced Each - Install new hardware with your new parts. M7x21.5mm - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M7x21.5mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6661
Mfg#:
N90945002
In Stock
Limited Qty Sale
29% off MSRP

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

$8.49

This product was last offered at the strikethrough price on
03-18-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2535127 - 032121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - URO - 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:
URO - Corporate Logo
ES#:
2535127
Mfg#:
032121142
In Stock
$1.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#4415618 - 038121133A - Coolant Flange - Located on the left side of the cylinder head - URO - Volkswagen

Located on the left side of the cylinder head 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission only

Brand:
URO - Corporate Logo
ES#:
4415618
Mfg#:
038121133A
Ships in 2 Business Days
$157.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat

ES#4489143 - 03L121111AM - Thermostat - This also includes the thermostat housing - Genuine Volkswagen Audi - Audi Volkswagen

This also includes the thermostat housing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4489143
Mfg#:
03L121111AM
Ships in 1-2 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.

$166.99

This product was last offered at the strikethrough price on
08-19-2026

$155.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Thermostat Housing Cover

ES#4488522 - 462-121-VR41CB - Billet Aluminum Thermostat Housing Cover - Replace your inferior plastic housing cover - iABED Industries - Volkswagen

Replace your inferior plastic housing cover

Brand:
iABED Industries - Corporate Logo
ES#:
4488522
Mfg#:
462-121-VR41CB
In Stock
Limited Qty Sale
$74.99

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

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Double Stud - Priced Each

ES#472037 - N91148001 - Double Stud - Priced Each - Install new hardware with your new parts. M6x22/M6x14 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x22/M6x14 Used to secure coolant flange to cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472037
Mfg#:
N91148001
In Stock
3% off MSRP

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

$12.32

This product was last offered at the strikethrough price on
08-19-2026

$11.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Thermostat Housing Cover

ES#4500405 - 462-121-VR31AB - Billet Aluminum Thermostat Housing Cover - Replace your inferior plastic housing cover - iABED Industries - Volkswagen

Replace your inferior plastic housing cover

Brand:
iABED Industries - Corporate Logo
ES#:
4500405
Mfg#:
462-121-VR31AB
In Stock
Limited Qty Sale
$81.99

This product was last offered at the strikethrough price on
06-12-2026

$76.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#285954 - 07K121133E - Coolant Flange - Located on the driver side of the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Located on the driver side of the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285954
Mfg#:
07K121133E
Ships in 1-2 days
6% off MSRP

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

$77.99

This product was last offered at the strikethrough price on
08-19-2026

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shouldered Nut - Priced Each

ES#4883340 - N01508210 - Shouldered Nut - Priced Each - Install new hardware with your new parts. M6 - Rein - Audi Volkswagen

Install new hardware with your new parts. M6 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4883340
Mfg#:
N01508210
In Stock
$2.19

This product was last offered at the strikethrough price on
04-27-2026

$2.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Glow plug harness - priced each

ES#271342 - 028971782A - Glow plug harness - priced each - Electrical connection to coolant glow plug - Genuine Volkswagen Audi - Volkswagen

Electrical connection to coolant glow plug Coolant Glow Plug Harness - 3 required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
271342
Mfg#:
028971782A
Ships in 1-2 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.

$62.99

This product was last offered at the strikethrough price on
08-13-2026

$58.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Coolant Flanges & Parts

Replace a cracked or failed coolant flange with a brand new coolant flange to stop those leaks!

Let us help you find the parts that fit your Volkswagen

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

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