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Volkswagen MK5 Engine Coolant Flanges & Parts

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ECS Billet 24v Aluminum Water Pipe - Black

ES#2848080 - 003285ECS0101 - ECS Billet 24v Aluminum Water Pipe - Black - Designed to be the last water pipe you'll need to replace - ECS - Audi Volkswagen

Designed to be the last water pipe you'll need to replace affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2848080
Mfg#:
003285ECS0101
In Stock
$135.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Thermostat Housing Kit

ES#3553466 - 462-121-vr-24vKT - Cast Aluminum Thermostat Housing Kit - Replace your inferior plastic housings - iABED Industries - Audi Volkswagen

Replace your inferior plastic housings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Modification to water pipe may be required. Please see description for details.

Brand:
iABED Industries - Corporate Logo
ES#:
3553466
Mfg#:
462-121-VR-24VKT
Back Ordered
Auto Notify
$251.99

This product was last offered at the strikethrough price on
04-16-2026

$250.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing with Gasket

ES#4342251 - 022121117CS1 - Thermostat Housing with Gasket - Common point of failure or leaking for the cooling system - Febi - Audi Volkswagen

Common point of failure or leaking for the cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4342251
Mfg#:
022121117CS1
In Stock
$66.99

This product was last offered at the strikethrough price on
04-13-2026

$52.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shouldered Nut - Priced Each

ES#466552 - N01508210 - Shouldered Nut - Priced Each - Install new hardware with your new parts. M6 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466552
Mfg#:
N01508210
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.

$3.55

This product was last offered at the strikethrough price on
07-04-2026

$3.44 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Thermostat Housing

ES#3553457 - 462-121-VR47C - Cast Aluminum Thermostat Housing - Replace your inferior plastic housing - iABED Industries - Audi Volkswagen

Replace your inferior plastic housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Modification to water pipe may be required. Please see description for details.

Brand:
iABED Industries - Corporate Logo
ES#:
3553457
Mfg#:
462-121-VR47C
Back Ordered
Auto Notify
$169.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Billet 24v Aluminum Water Pipe - Silver

ES#2848081 - 003285ECS0102 - ECS Billet 24v Aluminum Water Pipe - Silver - Pipe from back of water pump to thermostat housing, located under intake manifold. Engineered to be the last water pipe you'll need to replace - ECS - Audi Volkswagen

Pipe from back of water pump to thermostat housing, located under intake manifold. Engineered to be the last water pipe you'll need to replace affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2848081
Mfg#:
003285ECS0102
In Stock
$135.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#4196 - 022121117C - Thermostat Housing - Common point of failure or leaking for the cooling system - Genuine Volkswagen Audi - Audi Volkswagen

Common point of failure or leaking for the cooling system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4196
Mfg#:
022121117C
In Stock
2% off MSRP

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

$183.99

This product was last offered at the strikethrough price on
04-24-2026

$180.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#2132429 - 06F121132H - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with BPY engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2132429
Mfg#:
06F121132H
In Stock
8% off MSRP

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

$106.65

This product was last offered at the strikethrough price on
07-04-2026

$98.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing Cover

ES#269571 - 022121121E - Thermostat Housing Cover - Common source of coolant leaks around your thermostat - Genuine Volkswagen Audi - Audi Volkswagen

Common source of coolant leaks around your thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
269571
Mfg#:
022121121E
In Stock
10% off MSRP

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

$52.65

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

$47.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Water Distribution Pipe

ES#3028662 - 022121050 - Aluminum Water Distribution Pipe - Pipe from back of water pump to thermostat housing, located under intake manifold. Commonly referred to as the crack pipe. - URO - Audi Volkswagen

Pipe from back of water pump to thermostat housing, located under intake manifold. Commonly referred to as the crack pipe. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO - Corporate Logo
ES#:
3028662
Mfg#:
022121050
In Stock
$53.99

This product was last offered at the strikethrough price on
02-26-2026

$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2467 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Febi - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2467
Mfg#:
N90316802
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#285949 - 07K121115C - Thermostat Housing - Includes housing, thermostat, o-rings, and hardware - Genuine Volkswagen Audi - Volkswagen

Includes housing, thermostat, o-rings, and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
285949
Mfg#:
07K121115C
In Stock at Vendor
69% off MSRP

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

$309.99

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

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#281550 - 06J121132E - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CBFA engine code only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
281550
Mfg#:
06J121132E
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.

$98.99

This product was last offered at the strikethrough price on
07-04-2026

$91.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Torx Bolt - Priced Each

ES#468845 - N10700201 - Torx Bolt - Priced Each - Bolt used in various areas on your European vehicle. M6x22 - Genuine Volkswagen Audi - Audi Volkswagen

Bolt used in various areas on your European vehicle. M6x22 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468845
Mfg#:
N10700201
In Stock
42% off MSRP

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

$5.14

This product was last offered at the strikethrough price on
07-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Cooling Flange

ES#3514664 - 06F121132H - Cylinder Head Cooling Flange - Common area for coolant leaks - Located on cylinder head - URO - Audi Volkswagen

Common area for coolant leaks - Located on cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with BPY engine code only

Brand:
URO - Corporate Logo
ES#:
3514664
Mfg#:
06F121132H
In Stock
$39.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cast Aluminum Thermostat Housing Cover

ES#3553459 - 462-121-VR41E - Cast Aluminum Thermostat Housing Cover - Replace your inferior plastic housing cover - iABED Industries - Audi Volkswagen

Replace your inferior plastic housing cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iABED Industries - Corporate Logo
ES#:
3553459
Mfg#:
462-121-VR41E
Back Ordered
Auto Notify
$39.99 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

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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