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Volkswagen 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

Thermostat Coolant Hose Adapter

ES#2861260 - 5Q0122291DA - Thermostat Coolant Hose Adapter - Used between the water pump and main coolant distribution hoses. - Genuine Volkswagen Audi - Audi Volkswagen

Used between the water pump and main coolant distribution hoses.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2861260
Mfg#:
5Q0122291DA
Ships in 1-2 days
10% off MSRP

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

$58.99

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

$52.99 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 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 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 4-speed automatic or manual transmission from production date 09/01/2000 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 Housing With Water Pump

ES#5339953 - 06J145100PKT - Thermostat Housing With Water Pump - Includes thermostat - Bremmen Parts - Volkswagen

Includes thermostat 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
5339953
Mfg#:
06J145100PKT
In Stock
ON SALE!
$159.99

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

$151.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt - Priced Each

ES#467458 - N10124408 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x20 For vehicles with CBEA or CJAA engine code only, bolt secures both sides of the thermostat housing together

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467458
Mfg#:
N10124408
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing O-Ring - Priced Each

ES#264172 - N90316802 - Sealing O-Ring - Priced Each - Seal for most clip-in cooling sensors/senders. M19.6x3.6mm - Genuine Volkswagen Audi - Audi Volkswagen

Seal for most clip-in cooling sensors/senders. M19.6x3.6mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
264172
Mfg#:
N90316802
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit

ES#5341164 - WPL0059 - Water Pump Kit - Includes water pump, belt, union, and hardware - Rein - Volkswagen

Includes water pump, belt, union, and hardware 2X Entries For Our 25th Anniversary Sweepstakes!
For vehicles up through the 2017 model year only

Brand:
Rein - Corporate Logo
ES#:
5341164
Mfg#:
WPL0059
Back Ordered
Auto Notify
$213.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling System Bypass Line Adapter

ES#4759384 - 059121737AM - Cooling System Bypass Line Adapter - Bolts to the oil cooler - URO - Audi Volkswagen

Bolts to the oil cooler 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4759384
Mfg#:
059121737AM
In Stock
$63.99 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

Coolant Return Line

ES#2644216 - 059121731D - Coolant Return Line - A coolant hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system. - Genuine Volkswagen Audi - Audi Volkswagen

A coolant hose that feeds coolant back to the overflow or recovery bottle in a closed loop cooling system. For vehicles with CNRB engine code only (2013+)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2644216
Mfg#:
059121731D
Ships in 1-2 days
10% off MSRP

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

$29.99

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

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly

ES#4158620 - 07K121115C - Thermostat Assembly - Includes housing, thermostat, o-rings, and hardware - Hamburg Tech - Volkswagen

Includes housing, thermostat, o-rings, and hardware We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4158620
Mfg#:
07K121115C
Ships in 2 Business Days
$57.99 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 Secures thermostat housing to the block, 2 required.

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

More About Engine Coolant Flanges & Parts

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

Other Volkswagen Engine Coolant Flanges & Parts

Let us help you find the parts that fit your Volkswagen

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