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Volkswagen MK4 Engine Coolant Flanges & Parts

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Sealing O-Ring - Priced Each

ES#277620 - 058121687 - Sealing O-Ring - Priced Each - Seals the coolant flange to the water supply pipe. 31.5x3.65 - Genuine Volkswagen Audi - Audi Volkswagen

Seals the coolant flange to the water supply pipe. 31.5x3.65 For vehicles with automatic transmissions only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
277620
Mfg#:
058121687
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.

$13.34

This product was last offered at the strikethrough price on
08-03-2026

$11.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2535196 - 038121132C - Coolant Flange - Located on the left side of the cylinder head - URO - Volkswagen

Located on the left side of the cylinder head 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with ALH engine code and automatic transmission only

Brand:
URO - Corporate Logo
ES#:
2535196
Mfg#:
038121132C
Ships in 1-2 days
$7.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#2469 - 037121687 - Sealing O-Ring - Priced Each - Install a new o-ring for a proper seal. 36x3.15 - Victor Reinz - Audi Volkswagen

Install a new o-ring for a proper seal. 36x3.15

Brand:
Victor Reinz - Corporate Logo
ES#:
2469
Mfg#:
037121687
In Stock
$3.99

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

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

Thermostat Housing Cover

ES#2812861 - 021121121C - Thermostat Housing Cover - Common source of coolant leaks around your thermostat - Hamburg Tech - Volkswagen

Common source of coolant leaks around your thermostat We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812861
Mfg#:
021121121C
Ships in 2 Business Days
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2813010 - 06A121132Q - Coolant Flange - Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor - Hamburg Tech - Audi Volkswagen

Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor We Price Match - Give Us A Call or Chat!
For vehicles with manual transmission only

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813010
Mfg#:
06A121132Q
Ships in 2 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring

ES#2468 - 037121688 - Sealing O-Ring - For left cylinder head cooling flange (50x3.15) - Victor Reinz - Volkswagen

For left cylinder head cooling flange (50x3.15)

Brand:
Victor Reinz - Corporate Logo
ES#:
2468
Mfg#:
037121688
Ships in 1-2 days
$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#2801213 - N10139201 - O-Ring - Priced Each - O-ring for each side of the plastic bypass pipe under intake. 34.5x3.55 - Meistersatz - Audi Volkswagen

O-ring for each side of the plastic bypass pipe under intake. 34.5x3.55

Brand:
Meistersatz - Corporate Logo
ES#:
2801213
Mfg#:
N10139201
In Stock at Vendor
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#3190030 - 902-702 - Coolant Flange - Located on the side of the cylinder head - Dorman - Audi Volkswagen

Located on the side of the cylinder head For vehicles with automatic transmissions

Brand:
Dorman - Corporate Logo
ES#:
3190030
Mfg#:
902-702
Ships in 5 Business Days
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2865914 - 044121144B - Coolant Flange - Attaches to flange on the cylinder head - Febi - Volkswagen

Attaches to flange on the cylinder head We Price Match - Give Us A Call or Chat!
For vehicles with BEW engine code and automatic transmission only

Brand:
Febi - Corporate Logo
ES#:
2865914
Mfg#:
044121144B
Ships on Dec 29, 2026
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Distribution Pipe

ES#2597925 - 1J0121087A - Water Distribution Pipe - Plastic 3-way oulet at lower radiator hose - URO - Audi Volkswagen

Plastic 3-way oulet at lower radiator hose 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Fits ALH with Automatic transmission models only.

Brand:
URO - Corporate Logo
ES#:
2597925
Mfg#:
1J0121087A
Ships in 2 Business Days
$2.99 USD
Free Shipping
on orders $49 and up

Hex Bolt - Priced Each

ES#472049 - N91151201 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x30 - Genuine Volkswagen Audi - Volkswagen

Install new hardware with your new parts. M6x30

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472049
Mfg#:
N91151201
Ships in 1-2 days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#3190032 - 902-707 - Coolant Flange - Located on the driver side of the cylinder head - Dorman - Volkswagen

Located on the driver side of the cylinder head For vehicles with production date up to 08/31/2000 only

Brand:
Dorman - Corporate Logo
ES#:
3190032
Mfg#:
902-707
Ships in 5 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2535200 - 06A121132 - Coolant Flange - Located on the driver side of the cylinder head - URO - Volkswagen

Located on the driver side of the cylinder head 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 08/31/2000 only

Brand:
URO - Corporate Logo
ES#:
2535200
Mfg#:
06A121132
Ships in 2 Business Days
$5.99

This product was last offered at the strikethrough price on
04-10-2026

$3.56 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2724577 - 06A121133AH - Coolant Flange - Located on the side of the cylinder head - OE Aftermarket - Audi Volkswagen

Located on the side of the cylinder head For vehicles with automatic transmissions

Brand:
OE Aftermarket - Corporate Logo
ES#:
2724577
Mfg#:
06A121133AH
In Stock
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#5341346 - 06A121132AP - Coolant Flange - Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor - Rein - Audi Volkswagen

Located on the driver side of the cylinder head, this pipe contains the coolant tempature sensor 2X Entries Into Our F80 M3 Sweepstakes
For vehicles with manual transmission only

Brand:
Rein - Corporate Logo
ES#:
5341346
Mfg#:
06A121132AP
Ships in 4 Business Days
$9.99 USD
Free Shipping
on orders $49 and up

O-RING (36 X 3.15MM)

ES#2800836 - 37121687 - O-RING (36 X 3.15MM) - Meistersatz - Audi Volkswagen

Brand:
Meistersatz - Corporate Logo
ES#:
2800836
Mfg#:
37121687
In Stock at Vendor
$4.99 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

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