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BMW Engine Coolant Flanges & Parts

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Coolant Hose Kit - Red

The definitive solution for the notorious cooling system weaknesses found in the BMW F2X and F3X platforms. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5445613
Mfg#:
VTT-B58-CFHKRED
Ships in 9 Business Days
$559.99 USD
Free Shipping

Junction Heat Hose

ES#3441785 - 11538606278 - Junction Heat Hose - Hose coming off the small fitting on the thermostat - Genuine BMW - BMW

Hose coming off the small fitting on the thermostat

Brand:
Genuine BMW - Corporate Logo
ES#:
3441785
Mfg#:
11538606278
Ships in 1-2 days
8% off MSRP

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

$84.99

This product was last offered at the strikethrough price on
08-07-2026

$77.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Coolant Hose

ES#4179820 - 11538650984 - Cylinder Head Coolant Hose - Connects the cylinder head to the water pump - Genuine BMW - BMW

Connects the cylinder head to the water pump For models with the B48D, B46D, or B46X engines only - Not for the earlier Gen1 or later Gen3 engines

Brand:
Genuine BMW - Corporate Logo
ES#:
4179820
Mfg#:
11538650984
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.

$138.99

This product was last offered at the strikethrough price on
07-06-2026

$131.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M52TU/M54 Mechanical Thermostat Conversion

ES#4709399 - 008785LA01T - M52TU/M54 Mechanical Thermostat Conversion - Upgrade from your all-in-one plastic thermostat assembly to a stout and reliable billet mechanical thermostat setup! - Turner Motorsport - BMW

Upgrade from your all-in-one plastic thermostat assembly to a stout and reliable billet mechanical thermostat setup! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
4709399
Mfg#:
008785LA01T
Ships on Jan 11, 2027
ON SALE!
Starting at $312.37 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Junction Heat Hose

ES#4871933 - 11538606278 - Junction Heat Hose - Hose coming off the small fitting on the thermostat - Bremmen Parts - BMW

Hose coming off the small fitting on the thermostat 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871933
Mfg#:
11538606278
In Stock
ON SALE! SAVE 21%
$54.99

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

$43.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water pump housing coolant flange

ES#4732047 - 11515A74E79 - Water pump housing coolant flange - Replace leaking or worn coolant flange with this Genuine BMW part - Genuine BMW - BMW

Replace leaking or worn coolant flange with this Genuine BMW part For B48TU Gen 2 applications (B46D/B48D)

Brand:
Genuine BMW - Corporate Logo
ES#:
4732047
Mfg#:
11515A74E79
In Stock
2% off MSRP

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

$133.99

This product was last offered at the strikethrough price on
10-24-2026

$130.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Line - Turbocharger Supply Line

ES#4179816 - 11538650086 - Coolant Line - Turbocharger Supply Line - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
4179816
Mfg#:
11538650086
In Stock
4% off MSRP

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

$179.99

This product was last offered at the strikethrough price on
10-24-2026

$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Outlet Connector

ES#4871924 - 11118619408 - Coolant Outlet Connector - Positioned on the right side of the engine block. - Bremmen Parts - BMW

Positioned on the right side of the engine block. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4871924
Mfg#:
11118619408
In Stock
ON SALE! SAVE 15%
$33.99

This product was last offered at the strikethrough price on
09-16-2026

$28.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Coolant Hose Flange

ES#5425897 - 11127806196-PRM - Aluminum Coolant Hose Flange - Located on the left side of the engine. - URO Premium - BMW

Located on the left side of the engine. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO Premium - Corporate Logo
ES#:
5425897
Mfg#:
11127806196-PRM
In Stock
$40.99 USD
Free Shipping
on orders $49 and up

Thermostat Assembly

ES#5470515 - 11537644811 - Thermostat Assembly - Your engine relies on a steady temperature to stay healthy and efficient. With the Rein CTA0079, youre getting OE-level quality and a frustration-free install that gets your car back to peak performance. - Rein - BMW

Your engine relies on a steady temperature to stay healthy and efficient. With the Rein CTA0079, you’re getting OE-level quality and a frustration-free install that gets your car back to peak performance. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
5470515
Mfg#:
11537644811
Ships in 3 Business Days
$322.99

This product was last offered at the strikethrough price on
06-11-2026

$288.99 USD
Free Shipping
on orders $49 and up

Coolant Hose Adapter - OBD2 to OBD1

ES#4364737 - 11-AM-CHCAP-OBD1 - Coolant Hose Adapter - OBD2 to OBD1 - Install your OBD2 engine into an OBD1 car! - Achilles Motorsports - BMW

Install your OBD2 engine into an OBD1 car! For models with a OBD2 24v Swap (M5X, S5X engines) only!

Brand:
Achilles Motorsports - Corporate Logo
ES#:
4364737
Mfg#:
11-AM-CHCAP-OBD1
In Stock
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat With Housing And Gasket

ES#4772493 - 11537644811 - Thermostat With Housing And Gasket - Replacement thermostat With Housing for B46 and B48 - URO - BMW

Replacement thermostat With Housing for B46 and B48 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! For vehicles with the earlier Gen1 B48/B46 only - not compatible with the later Gen2 B48 (TU) engines

Brand:
URO - Corporate Logo
ES#:
4772493
Mfg#:
11537644811
Ships in 1 Business Day
$265.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Hose Kit - Blue

ES#5445631 - VTT-B58-RHKBLUE - Radiator Hose Kit - Blue - The VTT B58 Radiator Hose Upgrade Kit is a premium cooling solution designed to replace the fragile factory components in your Gen 1 BMW. - Vargas Turbo Technologies - BMW

The VTT B58 Radiator Hose Upgrade Kit is a premium cooling solution designed to replace the fragile factory components in your Gen 1 BMW. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
5445631
Mfg#:
VTT-B58-RHKBLUE
In Stock
$389.99 USD
Free Shipping

Cylinder Head Cover - Zyl. 1-4

ES#2598939 - 11127638639 - Cylinder Head Cover - Zyl. 1-4 - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
2598939
Mfg#:
11127638639
Ships in 3 Business Days
3% off MSRP

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

$794.99

This product was last offered at the strikethrough price on
10-24-2026

$769.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Engine Block Water Pump Gasket

ES#3082520 - 11518632586 - Engine Block Water Pump Gasket - Gasket that goes between the coolant pump and the engine block - Genuine BMW - BMW

Gasket that goes between the coolant pump and the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
3082520
Mfg#:
11518632586
Ships in 1-2 days
8% off MSRP

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

$38.99

This product was last offered at the strikethrough price on
10-24-2026

$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket

ES#2976976 - 11128654272 - Cylinder Head Gasket - Main cylinder head gasket 0.70mm (standard size) - Genuine BMW - BMW MINI

Main cylinder head gasket 0.70mm (standard size)

Brand:
Genuine BMW - Corporate Logo
ES#:
2976976
Mfg#:
11128654272
Ships in 1-2 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.

$213.99

This product was last offered at the strikethrough price on
10-24-2026

$184.99 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 BMW Engine Coolant Flanges & Parts

Let us help you find the parts that fit your BMW

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