Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Volkswagen Jetta IV 2.0

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Volkswagen Jetta IV 2.0
Your Vehicle Volkswagen Jetta IV 2.0
Change Clear

Volkswagen Jetta IV 2.0 Engine Coolant Flanges & Parts

Sort By
Filter By
Return to Top

Water Distribution Pipe

ES#4883856 - 1J0121087A - Water Distribution Pipe - Plastic 3-way oulet at lower radiator hose - Rein - Audi Volkswagen

Plastic 3-way oulet at lower radiator hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4883856
Mfg#:
1J0121087A
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#514001 - 038121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x4 - Victor Reinz - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 50x4 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
514001
Mfg#:
038121119B
In Stock at Vendor
$2.03 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2535201 - 06A121132Q - Coolant Flange - Located on the driver side of the cylinder head - URO - Audi Volkswagen

Located on the driver side of the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535201
Mfg#:
06A121132Q
In Stock
$3.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#1844027 - 06A121132 - Coolant Flange - Located on the driver side of the cylinder head - Meyle - Volkswagen

Located on the driver side of the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
1844027
Mfg#:
06A121132
In Stock
$9.35

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

$8.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Housing

ES#2228834 - 06A121121C - Thermostat Housing - Common point of failure for the cooling system. Does not include O-ring. - Vaico - Audi Volkswagen

Common point of failure for the cooling system. Does not include O-ring. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2228834
Mfg#:
06A121121C
In Stock at Vendor
$6.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#4034832 - 038121119B - Thermostat O-Ring - Ensure a proper seal when installing your new thermostat. 50x4 - Elring - Audi Volkswagen

Ensure a proper seal when installing your new thermostat. 50x4 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4034832
Mfg#:
038121119B
In Stock at Vendor
$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

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

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

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Dorman - Corporate Logo
ES#:
3190032
Mfg#:
902-707
Ships in 4 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2535200
Mfg#:
06A121132
Ships in 1 Business Day
$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

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) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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

Thermostat Housing

ES#259316 - 06A121121C - Thermostat Housing - Common point of failure for the cooling system. O-ring included. - Meyle - Audi Volkswagen

Common point of failure for the cooling system. O-ring included. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
259316
Mfg#:
06A121121C
Back Ordered
$8.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange

ES#2878291 - 044121144B - Coolant Flange - Attaches to flange on the cylinder head - Vaico - Volkswagen

Attaches to flange on the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2878291
Mfg#:
044121144B
In Stock at Vendor
$9.99

This product was last offered at the strikethrough price on
04-19-2026

$7.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Coolant Flange Plug - Priced Each

ES#2815649 - 357121140 - Coolant Flange Plug - Priced Each - Clip and o-ring sold separately - Hamburg Tech - Audi Volkswagen

Clip and o-ring sold separately affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815649
Mfg#:
357121140
Ships in 1 Business Day
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring

ES#5340472 - 037121688 - Sealing O-Ring - For left cylinder head cooling flange (50x3.15) - Elring - Volkswagen

For left cylinder head cooling flange (50x3.15) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Elring - Corporate Logo
ES#:
5340472
Mfg#:
037121688
Special Order: No Guaranteed ETA
$5.99 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!

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings