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BMW Coolant & Radiator Hoses for BMW 3 Series F31 (2014+)

We offer replacement hoses from several OE brands that we trust, along with performance silicone upgrades for those who want increased wear resistance compared to factory rubber.

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Race German Coolant Temperature Sender Adapter - M12x1.5

T#:6827887

Part#: RGCTSAM12

Ships in 2 Business Days

$ 35.99 USD

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$ 35.99 USD

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Race German has devoted themselves to providing quality products for late model BMWs that cover both street and track applications. Race German has now grown their catalog to a wide variety of models and products geared towards keeping your car looking and running nice. For those looking to install an aftermarket coolant temp gauge, Race German has the perfect accessory for you! This adapter is machined out of aluminum and splices into your upper radiator hose. Perfect for use with Race German's E30 temperature gauge but has compatibility with a wire variety of other cars as well! Features: Tapped for M12x1.5 sized sensor 38mm diameter outlets which fit most BMW hoses Includes 2x hose clamps **Does not include temp sensor

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Coolant Hose - Return Line

10X Entries Into Our F80 M3 Sweepstakes

T#:30729013

Part#: 17128570061

In Stock

Sale - Save 19% $ 36.99

This product was last offered at the strikethrough price on
05-03-2026

$ 29.99 USD

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Qty

Sale - Save 19%

$ 36.99

This product was last offered at the strikethrough price on
05-03-2026

$ 29.99 USD

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Race German Coolant Temperature Sender Adapter - 1/8NPT

T#:6827888

Part#: RGCTSA1/8NPT

In Stock

$ 35.99 USD

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Qty

$ 35.99 USD

Add to Wish List

Race German has devoted themselves to providing quality products for late model BMWs that cover both street and track applications. Race German has now grown their catalog to a wide variety of models and products geared towards keeping your car looking and running nice. For those looking to install an aftermarket coolant temp gauge, Race German has the perfect accessory for you! This adapter is machined out of aluminum and splices into your upper radiator hose. Perfect for use with Race German's E30 temperature gauge but has compatibility with a wire variety of other cars as well! Features: Tapped for 1/8NPT sized sensor 38mm diameter outlets which fit most BMW hoses Includes 2x hose clamps **Does not include temp sensor

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Hose F Engine Inlet-Changeover Valve

10X Entries Into Our F80 M3 Sweepstakes

T#:30729011

Part#: 17128616914

In Stock

Sale - Save 21% $ 70.99

This product was last offered at the strikethrough price on
05-03-2026

$ 56.30 USD

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Qty

Sale - Save 21%

$ 70.99

This product was last offered at the strikethrough price on
05-03-2026

$ 56.30 USD

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Connector - Upgraded Aluminum Metal

10X Entries Into Our F80 M3 Sweepstakes

T#:27205374

Part#: 11118511205

In Stock

Sale - Save 20% $ 42.99

This product was last offered at the strikethrough price on
05-03-2026

$ 34.39 USD

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Qty

Sale - Save 20%

$ 42.99

This product was last offered at the strikethrough price on
05-03-2026

$ 34.39 USD

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Coolant Hose - Upper

10X Entries Into Our F80 M3 Sweepstakes

T#:30729016

Part#: 17127596837

In Stock

Sale - Save 21% $ 65.99

This product was last offered at the strikethrough price on
05-03-2026

$ 52.22 USD

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Sale - Save 21%

$ 65.99

This product was last offered at the strikethrough price on
05-03-2026

$ 52.22 USD

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Coolant Flange

10X Entries Into Our F80 M3 Sweepstakes

T#:5649968

Part#: 11127810707

In Stock

$ 17.99

This product was last offered at the strikethrough price on
05-03-2026

$ 13.99 USD

Limited Qty Sale

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Qty

$ 17.99

This product was last offered at the strikethrough price on
05-03-2026

$ 13.99 USD

Limited Qty Sale

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Cylinder Head Expansion Tank Hose - Priced Each

10X Entries Into Our F80 M3 Sweepstakes

T#:30729010

Part#: 17129845173

In Stock

Sale - Save 50% $ 30.99

This product was last offered at the strikethrough price on
05-03-2026

$ 15.50 USD

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Sale - Save 50%

$ 30.99

This product was last offered at the strikethrough price on
05-03-2026

$ 15.50 USD

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Coolant Hose - Lower

10X Entries Into Our F80 M3 Sweepstakes

T#:48125816

Part#: 17127596838

In Stock

Sale - Save 15% $ 30.99

This product was last offered at the strikethrough price on
05-03-2026

$ 26.34 USD

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Qty

Sale - Save 15%

$ 30.99

This product was last offered at the strikethrough price on
05-03-2026

$ 26.34 USD

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Connects the radiator to the thermostat.

Maintain optimal cooling performance with this high-quality Lower Radiator Hose (17127596838), built to match OEM dimensions for a seamless fit on your BMW. Designed to handle high heat and constant pressure, it ensures consistent coolant flow from the radiator to the thermostat housing. Perfect for preventative maintenance or replacing a failing hose, this direct-fit component helps safeguard your engine from overheating and keeps your cooling system operating at peak efficiency.

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BMW Coolant & Radiator Hoses for BMW 3 Series F31 (2014+)

Race German Coolant Temperature Sender Adapter - M12x1.5

Coolant Hose - Return Line

Race German Coolant Temperature Sender Adapter - 1/8NPT

Hose F Engine Inlet-Changeover Valve

Connector - Upgraded Aluminum Metal

Coolant Hose - Upper

Coolant Flange

Cylinder Head Expansion Tank Hose - Priced Each

Coolant Hose - Lower

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