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BMW 328i Thermostat Hoses

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ECS Billet Cylinder Head Outlet Hose Adapter

ES#3552811 - 024797ECS01 - ECS Billet Cylinder Head Outlet Hose Adapter - Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter. - ECS - BMW

Upgrade to a much more durable connection from your cylinder head to your thermostat! Commonly referred to as a "Mickey Mouse" flange/adapter. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3552811
Mfg#:
024797ECS01
In Stock
ON SALE! SAVE 25%
$76.99

This product was last offered at the strikethrough price on
06-13-2026

$57.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N20 Performance Silicone Radiator Hoses - With OE Connectors

ES#5433746 - 008745LA02 - N20 Performance Silicone Radiator Hoses - With OE Connectors - Retains OEM fitment with superior looks and durability. Includes stainless steel hose clamps and pre-installed factory style connectors. - Turner Motorsport - BMW

Retains OEM fitment with superior looks and durability. Includes stainless steel hose clamps and pre-installed factory style connectors. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5433746
Mfg#:
008745LA02
In Stock
$189.99 USD
Free Shipping

BMP Cylinder Head Coolant Flange

ES#4880971 - 601-0003 - BMP Cylinder Head Coolant Flange - Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail - Precision Raceworks - BMW

Replaces the stock plastic flange found in the thermostat to cylinder head coolant hose that is known to fail

Brand:
Precision Raceworks - Corporate Logo
ES#:
4880971
Mfg#:
601-0003
In Stock
$24.99 USD
Free Shipping
on orders $49 and up

Water Pipe with Aluminum Flange

ES#3569990 - 11537545890 - Water Pipe with Aluminum Flange - Connects from the top of the thermostat housing to the engine block - URO Premium - BMW

Connects from the top of the thermostat housing to the engine block 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
3569990
Mfg#:
11537545890
In Stock
$27.95

This product was last offered at the strikethrough price on
03-26-2026

$27.58 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant line

ES#38394 - 17127527131 - Coolant line - Heater return to thermostat - Genuine BMW - BMW

Heater return to thermostat

Brand:
Genuine BMW - Corporate Logo
ES#:
38394
Mfg#:
17127527131
In Stock
ON SALE!
$125.99

This product was last offered at the strikethrough price on
06-25-2026

$122.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Water Pipe

ES#3499698 - 11537545890 - Water Pipe - Connects from the top of the thermostat housing to the engine block - Rein - BMW

Connects from the top of the thermostat housing to the engine block 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3499698
Mfg#:
11537545890
In Stock
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#4316684 - 11537603514PRM - Coolant Hose - This hose and connector is routed form the thermostat housing to the engine. Featuring an Aluminum connector! - URO Premium - BMW

This hose and connector is routed form the thermostat housing to the engine. Featuring an Aluminum connector! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
URO Premium - Corporate Logo
ES#:
4316684
Mfg#:
11537603514PRM
Ships in 1 Business Day
$20.99 USD
Free Shipping
on orders $49 and up

Water pipe

ES#25110 - 11537545890 - Water pipe - Connects from the top of the thermostat housing to the engine block - Genuine BMW - BMW

Connects from the top of the thermostat housing to the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
25110
Mfg#:
11537545890
Ships in 4 Business Days
9% off MSRP

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

$104.99

This product was last offered at the strikethrough price on
07-20-2026

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N20 Performance Silicone Radiator Hoses

ES#5388594 - 008745LA01-01 - N20 Performance Silicone Radiator Hoses - Retains OEM fitment with superior looks and durability. Reuse your factory connectors for easy installation! - Turner Motorsport - BMW

Retains OEM fitment with superior looks and durability. Reuse your factory connectors for easy installation! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5388594
Mfg#:
008745LA01-01
In Stock
$101.99

This product was last offered at the strikethrough price on
06-13-2026

$89.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#3499732 - 17127596838 - Coolant Hose - Connects the thermostat to the radiator - Rein - BMW

Connects the thermostat to the radiator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3499732
Mfg#:
17127596838
Ships in 3 Business Days
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#2537185 - 17127596841 - Coolant Hose - Keep your engine running at operating temperature with this coolant hose - Genuine BMW - BMW

Keep your engine running at operating temperature with this coolant hose For vehicles with automatic transmission and M Sport Package

Brand:
Genuine BMW - Corporate Logo
ES#:
2537185
Mfg#:
17127596841
Ships in 4 Business Days
6% off MSRP

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

$89.99

This product was last offered at the strikethrough price on
07-20-2026

$84.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#3499725 - 17127596841 - Coolant Hose - Keep your engine running at operating temperature with this coolant hose - Rein - BMW

Keep your engine running at operating temperature with this coolant hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For vehicles with automatic transmission and M Sport Package

Brand:
Rein - Corporate Logo
ES#:
3499725
Mfg#:
17127596841
In Stock
Limited Qty Sale
$29.88

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

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

Water Pipe

ES#2748985 - 11537545890 - Water Pipe - Connects from the top of the thermostat housing to the engine block - Vaico - BMW

Connects from the top of the thermostat housing to the engine block We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2748985
Mfg#:
11537545890
In Stock at Vendor
$45.99

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

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Lower

ES#5481859 - 17127596838 - Coolant Hose - Lower - Connects the thermostat to the radiator - Hudson - BMW

Connects the thermostat to the radiator

Brand:
Hudson - Corporate Logo
ES#:
5481859
Mfg#:
17127596838
In Stock
ON SALE!
$46.99

This product was last offered at the strikethrough price on
07-14-2026

$45.58 USD
Free Shipping
on orders $49 and up

Water Pipe

Connects from the top of the thermostat housing to the engine block 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4899947
Mfg#:
11537545890
Ships on Sep 28, 2026
Auto Notify
ON SALE! SAVE 17%
$20.99

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

$17.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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