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Audi Engine Coolant Lines

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Coolant Pipe - Return

ES#4899633 - 06E121065N - Coolant Pipe - Return - Main return pipe that connects to the heater core hoses and the engine - Rein - Audi

Main return pipe that connects to the heater core hoses and the engine 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4899633
Mfg#:
06E121065N
Ships in 3 Business Days
$45.99 USD
Free Shipping
on orders $49 and up

Hex Bolt - Priced Each

ES#470104 - N90529302 - Hex Bolt - Priced Each - Install new hardware with your new parts. M6x10 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x10 Secures the water supply pipe to the cylinder head coolant flange

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470104
Mfg#:
N90529302
Ships in 1-2 days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Water Pipe Gasket - Priced Each

ES#2803259 - 079121091D - Cylinder Head Water Pipe Gasket - Priced Each - Gasket for the cylinder head flange/water pipe - Two required - Rein - Audi

Gasket for the cylinder head flange/water pipe - Two required 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803259
Mfg#:
079121091D
In Stock at Vendor
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Pipe - Return

Secondary return pipe that connects to the supply pipe and the oil cooler hoses 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Rein - Corporate Logo
ES#:
5470761
Mfg#:
06E121044AE
Back Ordered
$42.99 USD

Sensor Retaining Clip - Priced Each

ES#4940095 - 032121142 - Sensor Retaining Clip - Priced Each - Used for ECS 2.0T boost taps - Bremmen Parts - Audi Volkswagen

Used for ECS 2.0T boost taps 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940095
Mfg#:
032121142
In Stock
ON SALE! SAVE 59%
$1.99

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

$0.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sensor Retaining Clip - Priced Each

ES#2865558 - 025121142 - Sensor Retaining Clip - Priced Each - Secures the coolant temperature sensor in place - Febi - 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:
Febi - Corporate Logo
ES#:
2865558
Mfg#:
025121142
Ships on Oct 20, 2026
Auto Notify
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#6015 - n90561801 - Hose Clamp - Priced Each - Adjustable clamp used on various hoses in the engine bay. 16-28x9 - Genuine Volkswagen Audi - Audi Volkswagen

Adjustable clamp used on various hoses in the engine bay. 16-28x9 Secures the oil cooler supply/return lines to the water return pipe. Secures the water pump hose to the water return pipe on AEB & ATW engine codes

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6015
Mfg#:
N90561801
In Stock
ON SALE! SAVE 34%
$5.99

This product was last offered at the strikethrough price on
02-11-2026

$3.94 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

securing clip - satin (black) - Priced Each

ES#368035 - 4B0863907A01C - securing clip - satin (black) - Priced Each - Install new hardware with your new parts - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts Secures the coolant return pipe in the engine bay

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
368035
Mfg#:
4B0863907A01C
Ships in 2 Business Days
14% off MSRP

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

$6.99

This product was last offered at the strikethrough price on
07-24-2026

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

Water Pipe Gasket

ES#282646 - 077121091A - Water Pipe Gasket - The steel gasket for the hard water pipe found between the engine heads - Genuine Volkswagen Audi - Audi

The steel gasket for the hard water pipe found between the engine heads

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
282646
Mfg#:
077121091A
Ships in 1-2 days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#3183629 - 078121096H - Coolant Hose - Connects coolant pipe to oil cooler housing - MTC - Audi Volkswagen

Connects coolant pipe to oil cooler housing Connects the front lower water tube to the left side water tube up to the 1999 model year

Brand:
MTC - Corporate Logo
ES#:
3183629
Mfg#:
078121096H
Ships in 9 Business Days
$8.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Pipe Gasket

ES#2803826 - 079103121AH - Coolant Supply Pipe Gasket - Seals between the engine block and the front coolant supply pipe - Rein - Audi

Seals between the engine block and the front coolant supply pipe 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2803826
Mfg#:
079103121AH
Ships in 3 Business Days
$9.99

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

$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Supply Pipe Gasket

ES#2834749 - 079103121AH - Coolant Supply Pipe Gasket - Seals between the engine block and the front coolant supply pipe - Rein - Audi

Seals between the engine block and the front coolant supply pipe 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2834749
Mfg#:
079103121AH
Ships in 3 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Seal

ES#273739 - 035121043 - Water Pump Seal - Keep your waterpump leak free! - Genuine Volkswagen Audi - Audi

Keep your waterpump leak free!

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
273739
Mfg#:
035121043
Ships in 3 Business Days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#467797 - N10258201 - Hose Clamp - Priced Each - Install new clamps to stay leak free. 12-22x9x.4 - Genuine Volkswagen Audi - Audi Volkswagen

Install new clamps to stay leak free. 12-22x9x.4 Used to attach multiple water pipes

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467797
Mfg#:
N10258201
Ships in 1-2 days
$2.99

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

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hose Clamp - Priced Each

ES#467796 - N10258001 - Hose Clamp - Priced Each - Adjustable clamp used on various hoses in the cooling system. 30-45x9 - Genuine Volkswagen Audi - Audi

Adjustable clamp used on various hoses in the cooling system. 30-45x9 Secures the upper radiator hose to the water supply pipe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
467796
Mfg#:
N10258001
Ships in 3 Business Days
29% off MSRP

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

$8.41

This product was last offered at the strikethrough price on
07-24-2026

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

Other Audi Engine Coolant Lines

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