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BMW E46 323i M52 2.5L

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BMW E46 323i M52 2.5L Engine Heating & Cooling Hoses

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Expansion Tank Hose

ES#178073 - 64218376153 - Expansion Tank Hose - Expansion tank to heater core - Genuine BMW - BMW

Expansion tank to heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
178073
Mfg#:
64218376153
In Stock
13% off MSRP

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

$79.29

This product was last offered at the strikethrough price on
06-04-2026

$69.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Return Hose

ES#2622959 - 11531436410 - Return Hose - Connects the Expansion Tank to the Water Pipe - Rein - BMW

Connects the Expansion Tank to the Water Pipe 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#:
2622959
Mfg#:
11531436410
In Stock
$17.99

This product was last offered at the strikethrough price on
02-23-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit - Black

ES#2764964 - MMHOSEE3692BK - Silicone Radiator Hose Kit - Black - Stronger and better looking than OEM hoses - Mishimoto - BMW

Stronger and better looking than OEM hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764964
Mfg#:
MMHOSEE3692BK
In Stock
$110.99

This product was last offered at the strikethrough price on
05-08-2026

$102.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Return Hose

ES#4818535 - 11531436410 - Return Hose - Connects the Expansion Tank to the Water Pipe - Bremmen Parts - BMW

Connects the Expansion Tank to the Water Pipe affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818535
Mfg#:
11531436410
Ships on Sep 23, 2026
Auto Notify
ON SALE! SAVE 18%
$27.99

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

$22.94 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 Heater Hose

ES#2623000 - 64218376999 - E46 Heater Hose - Runs from the engine to the water valve inlet - Rein - BMW

Runs from the engine to the water valve inlet 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#:
2623000
Mfg#:
64218376999
In Stock
$23.84

This product was last offered at the strikethrough price on
06-02-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Overflow Bottle Hose - Bottom

ES#2622995 - 11531740649 - Overflow Bottle Hose - Bottom - Hose that runs from the bottom of the overflow botle to the water pipe - Rein - BMW

Hose that runs from the bottom of the overflow botle to the water pipe 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#:
2622995
Mfg#:
11531740649
In Stock
$29.99

This product was last offered at the strikethrough price on
05-22-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit - Red

ES#3047778 - MMHOSEE46NONMRD - Silicone Radiator Hose Kit - Red - Includes pre-attached OE quick-disconnect fittings and new O-rings - Mishimoto - BMW

Includes pre-attached OE quick-disconnect fittings and new O-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3047778
Mfg#:
MMHOSEE46NONMRD
In Stock at Vendor
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#178075 - 64218376999 - Heater Hose - Runs from the engine to the water valve inlet - Genuine BMW - BMW

Runs from the engine to the water valve inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
178075
Mfg#:
64218376999
Ships in 1 day
4% off MSRP

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

$56.99

This product was last offered at the strikethrough price on
06-04-2026

$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#178051 - 64218363198 - Heater Hose - Water valve to heater core - Genuine BMW - BMW

Water valve to heater core affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
178051
Mfg#:
64218363198
In Stock
5% off MSRP

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

$40.99

This product was last offered at the strikethrough price on
06-03-2026

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

Heater Return Hose

ES#2879541 - 11531433059 - Heater Return Hose - Metal pipe used to connect many heater hoses - Vaico - BMW

Metal pipe used to connect many heater hoses 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#:
2879541
Mfg#:
11531433059
In Stock at Vendor
$231.99

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

$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cooling Hose

ES#2622996 - 13541703865 - Cooling Hose - Runs from throttle body to the cylinder head - Rein - BMW

Runs from throttle body to the cylinder head 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#:
2622996
Mfg#:
13541703865
In Stock at Vendor
$19.83

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

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#2622989 - 64218363198 - Heater Hose - This hose routes from the Water valve to the heater core. - Rein - BMW

This hose routes from the Water valve to the heater core. 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#:
2622989
Mfg#:
64218363198
In Stock
$9.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose Refresh Kit - Black - E46 323/325/328

ES#4659104 - Kit219S - Coolant Hose Refresh Kit - Black - E46 323/325/328 - Black replacement OEM radiator/cooling system hoses! - DO88 - BMW

Black replacement OEM radiator/cooling system hoses! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DO88 - Corporate Logo
ES#:
4659104
Mfg#:
KIT219S
Ships on Jun 24, 2026
$360.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heater Hose

ES#4883854 - 64218376999 - Heater Hose - Runs from the engine to the water valve inlet - Bremmen Parts - BMW

Runs from the engine to the water valve inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4883854
Mfg#:
64218376999
Ships on Sep 23, 2026
Auto Notify
ON SALE! SAVE 22%
$20.99

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

$16.31 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Radiator Hose Kit - Blue

ES#2764556 - MMHOSEE3692BL - Silicone Radiator Hose Kit - Blue - Stronger and better looking than OEM hoses - Mishimoto - BMW

Stronger and better looking than OEM hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2764556
Mfg#:
MMHOSEE3692BL
In Stock
$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose

ES#2880531 - 13541703945 - Radiator Hose - Connects the heater return pipe to the throttle body - Vaico - BMW

Connects the heater return pipe to the throttle body 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#:
2880531
Mfg#:
13541703945
In Stock at Vendor
$12.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Heating & Cooling Hoses

Over time, the rubber cooling hoses in your engine's cooling system become brittle and can burst or crack, resulting in a coolant leak. Replace old and tired coolant hoses with OEM cooling hoses or quality aftermarket options to save some money.

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Manufacturer names and/or part numbers are used only for identification purposes.

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