Rein BMW Coolant & Radiator Hoses

Upper Radiator Hose

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T#:557631

Part#: 17122754222

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$ 56.04 USD

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Rein Heater Hose - E46 BMW

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T#:362531

Part#: 64218363198

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$ 9.10 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

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Rein Turbocharger Coolant Line CHU0902

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T#:34147744

Part#: 11537577012

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$ 66.49 USD

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Rein Turbocharger Coolant Line CHU0902 is a high-quality replacement part designed to ensure optimal cooling for BMW turbocharged engines. This coolant line, available from Turner Motorsport, is engineered to efficiently regulate coolant flow to prevent overheating of the turbocharger, protecting it from damage and extending its lifespan. The Rein Turbocharger Coolant Line CHU0902 offers a perfect OEM fit for seamless installation, making it an ideal choice for both professional mechanics and BMW enthusiasts.

Constructed with durable, heat-resistant materials, this coolant line ensures long-lasting performance and reliability. It’s a vital component for maintaining engine efficiency and maximizing the performance of your BMW’s turbo system.

Key Features:

Designed for BMW turbocharged engines to prevent turbo overheating
Perfect OEM fit for easy, hassle-free installation
Efficient coolant regulation improves engine and turbocharger longevity
Made from durable, heat-resistant materials for long-term reliability
Available from Turner Motorsport, a trusted source for BMW parts and performance upgrades

For BMW owners looking to enhance engine performance and protect the turbo system, the Rein Turbocharger Coolant Line CHU0902 is a must-have upgrade.

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OEM Rein Coolant Hose - E60 525/530 M54

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T#:340689

Part#: 17127519256

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$ 47.93

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$ 42.99 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

Radiator Hose - Lower

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T#:29732515

Part#: 17121475574

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$ 17.99 USD

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Lower Radiator Hose CHR0926 is a premium replacement part designed to ensure the efficient operation of your vehicle's cooling system. Specifically crafted for a perfect fit, this durable hose ensures the proper flow of coolant between the radiator and engine, preventing overheating and maintaining optimal engine performance. Constructed from durable materials, the Lower Radiator Hose CHR0926 offers excellent heat resistance and long-lasting reliability, making it an ideal solution for any vehicle.

Available at Turner Motorsport, this radiator hose is engineered for easy installation and guarantees a direct fit for seamless compatibility with various vehicle models. Whether you're maintaining or upgrading your cooling system, the Lower Radiator Hose CHR0926 is essential for optimal performance and durability.

Precision-engineered for a direct fit
Reinforced materials for durability and heat resistance
Prevents overheating by ensuring proper coolant flow
Designed to withstand high temperatures and pressures
Easy installation for hassle-free replacement
Available at Turner Motorsport, trusted for quality automotive parts

Upgrade your vehicle’s cooling system with the Lower Radiator Hose CHR0926 for reliable performance and enhanced engine longevity.

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Rein Coolant Hose - E60, E61, E70, E82, E83, E88, E90, E91, E92, E93,...

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T#:348982

Part#: 11537521049

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Connects from the water pump to the thermostat

Water Pump to Thermostat Cooling Hose - E30 E34 E28

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T#:6917

Part#: 11531287651

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$ 10.44 USD

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Replace your cracked or leaking coolant hose with this radiator coolant hose that goes from the waterpump to the thermostat on cars with the M20 engine. We recommend inspecting cooling system hoses for dry rot / cracks yearly.

This item fits the following BMWs:
1984-1991 E30 BMW 325e 325es 325i 325ic 325is 325ix
1982-1988 E28 BMW 528e
1989-1990 E34 BMW 525i

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Rein - Coolant Return Line - G30 530i, G11 740e

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T#:33946941

Part#: 17128602870

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$ 68.39 USD

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The Radiator Hose - Coolant Return Line is a critical component for maintaining an efficient cooling system in your vehicle. Engineered for durability and optimal performance, this hose ensures the proper circulation of coolant, preventing engine overheating and extending the life of your engine. Designed for a wide range of European vehicles, the coolant return line guarantees a perfect fit and smooth installation. Ideal for both DIY enthusiasts and professional mechanics, this high-quality replacement hose ensures your engine runs at peak performance.

Enhanced Durability: Made from high-grade materials to withstand extreme temperatures and pressure.
Prevents Overheating: Ensures proper coolant flow, maintaining the engine’s optimal temperature.
OEM Fitment: Designed to meet or exceed original equipment standards for European vehicles.
Leak-Proof Design: Provides a secure and leak-resistant connection to prevent coolant loss.
Easy Installation: Hassle-free replacement with compatibility across multiple vehicle makes and models.

For a reliable replacement, get the Radiator Hose - Coolant Return Line Rein.

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Rein Engine Inlet To Changeover Valve Hose

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T#:52903280

Part#: 17128616914

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$ 43.69 USD

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This Rein Automotive coolant hose is an exact-fit aftermarket solution for the BMW "By-Pass Hose".

Coolant Hose - Priced Each

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T#:594295

Part#: 11537580969

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07-17-2026

$ 19.94 USD

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Comes off the coolant pump. Replacement from Rein.

Rein Water Hose - Z3

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T#:363333

Part#: 11531436988

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$ 17.09 USD

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Serves as a supply line to the radiator

Coolant Hose

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T#:393277

Part#: 17127542540

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Attaches to the vent port on the expansion tank

Rein Expansion Tank Hose - E31, E38, E39

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T#:375756

Part#: 11531741404

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$ 8.03 USD

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Connects the expansion tank to the radiator

Thermostat Housing to Water Pipe Cooling Hose - E30 325e 325i ...

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T#:19253

Part#: 11531718982

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$ 6.22 USD

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This is the cooling system water hose that goes from the thermostat housing to the water pipe on E30 3 series.

This item fits the following BMWs:
1988-1991 E30 BMW 325e 325es 325i 325ic 325is 325ix

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Rein Expansion Tank Hose - E39

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T#:375748

Part#: 11531438633

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$ 18.04 USD

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Runs from the expansion tank to auxiliary water pump

Rein Radiator Hose - Upper - E36, Z3

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T#:6973

Part#: 11531743535

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$ 16.14 USD

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OEM BMW ENGINE WATER HOSE 11531743535.--

This item fits the following BMWs:
BMW 3 Series - 318i, 318i Convertible, 318is, 318ti
BMW Z Series - Z3 1.9

--.

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BMW Radiator Hose Kit - 11537500750

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T#:46753499

Part#: CHK0030R

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$ 48.03 USD

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Keep your cooling system sealed, strong, and ready for anything with this Rein radiator hose kit—your all-in-one fix for cracked, leaking, or worn factory hoses. Years of heat, pressure, and age can cause rubber to weaken, split, or swell, setting the stage for coolant leaks and potential overheating. Rein hoses are engineered to meet or exceed OEM standards, built from premium, heat-resistant materials that can take on extreme temperatures and system pressures without faltering. Each hose features factory-correct bends, fittings, and diameters for an exact, hassle-free installation—no cutting or forcing required. Whether you’re tackling a full cooling system refresh or chasing down a small coolant leak, this Rein kit provides everything needed to restore confidence and performance under the hood. Why choose this Rein radiator hose kit: Factory-level precision – Direct-fit replacements that deliver OEM-quality reliability. Built to last – Resists cracking, swelling, and chemical damage from daily heat cycling. Confidence restored – Prevents coolant loss, overheating, and on-road breakdowns. All-in-one upgrade – Includes upper and lower hoses for a complete system refresh. If keeping your BMW’s cooling system running tight and trouble-free is the goal, Rein brings the dependable quality and fitment you can count on—engineered to perform just like factory, mile after mile.

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OEM Rein Coolant Hose - E36 Z3

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T#:379763

Part#: 11531743295

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$ 13.29 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

Upper Radiator Hose - Short Section

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T#:592156

Part#: 17122754203

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$ 14.24 USD

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OEM Rein Coolant Hose - E60 E61 E83 Z4

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T#:583591

Part#: 11537519494

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$ 18.04 USD

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Attaches from inlet pipe to heat exchanger. Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

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Coolant Hose

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T#:592158

Part#: 17122754219

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Upper Radiator Hose

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T#:3136231

Part#: 17129800479

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$ 32.29 USD

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Turbocharger Coolant Return Line

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T#:4826913

Part#: 11538485578

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$ 63.64 USD

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Cylinder 1-4 Turbo Return Line. Keep your turbos healthy and lubricated. Rein quality replacement turbo return line.

Turbocharger Coolant Return Line

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T#:4826914

Part#: 11539896890

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$ 52.24 USD

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Rein Turbo Cooling Line - Return

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T#:17771598

Part#: 11538663517

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05-07-2026

$ 72.28 USD

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Rein turbo hoses are manufactured with premium OE quality material to offer maximum protection from premature failures.

Rein Coolant Inlet Hose Section - E82, E83, E88, E90, E91, E92, E93 ...

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T#:388668

Part#: 11537535829

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$ 19.94 USD

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Replaces the rubber section of the water pump inlet pipe - includes two clamps

Expansion Tank Vent Hose

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T#:379672

Part#: 17127508013

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$ 57.94 USD

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A commonly leaking hose

Rein Turbo Charger Cooling Hose - Return

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T#:34080768

Part#: 11537558903

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Turbo Charger Cooling Hose - Return is essential for maintaining the efficiency and performance of your turbocharged vehicle. This high-quality return hose is specifically designed to handle the intense heat and pressure generated by the turbocharger system. Manufactured using durable materials, this cooling hose ensures optimal coolant flow to keep your engine running at peak performance. Available at Turner Motorsport, it’s the perfect upgrade or replacement part for your vehicle’s turbo system.

High-performance cooling solution for turbocharged engines
Ensures efficient coolant circulation to prevent overheating
Manufactured from heat-resistant and durable materials
Direct fit for a hassle-free installation
Designed for long-lasting durability and reliability
Compatible with a variety of makes and models

This Turbo Charger Cooling Hose - Return from Turner Motorsport is the ideal choice for any turbocharged engine, ensuring your vehicle operates smoothly and efficiently.

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Coolant Vent Hose

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T#:593064

Part#: 17127536236

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$ 26.59 USD

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BMW Turbo Cooling Line

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T#:46478582

Part#: CHT0690

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Your turbo is constantly working under extreme heat and pressure, generating serious boost every time you get on the gas. The turbo cooling lines are responsible for circulating coolant through the turbocharger, keeping temperatures in check and safeguarding internal components from excessive heat. With time, these lines can corrode, crack, or clog—compromising coolant flow and system efficiency. If left unchecked, a failing line can lead to overheating, loss of performance, or even costly turbo damage. Why replacing them matters: Protect your turbo – Ensures proper cooling to prevent heat soak and extend turbo life. Stop leaks early – Prevent small coolant drips from turning into bigger, more expensive problems. Keep performance consistent – Reliable cooling means steady boost and dependable operation. Don’t let a tired cooling line put your turbo at risk—replace it and keep your forced-induction system performing at its best.

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Lower Radiator Hose To Thermostat Housing

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T#:592151

Part#: 17121475561

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$ 17.09 USD

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BMW Radiator Hose Kit - 17127575427

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T#:46719185

Part#: CHK0583

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$ 66.34 USD

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Keep your cooling system sealed, strong, and ready for anything with this Rein radiator hose kit—your all-in-one fix for cracked, leaking, or worn factory hoses. Years of heat, pressure, and age can cause rubber to weaken, split, or swell, setting the stage for coolant leaks and potential overheating. Rein hoses are engineered to meet or exceed OEM standards, built from premium, heat-resistant materials that can take on extreme temperatures and system pressures without faltering. Each hose features factory-correct bends, fittings, and diameters for an exact, hassle-free installation—no cutting or forcing required. Whether you’re tackling a full cooling system refresh or chasing down a small coolant leak, this Rein kit provides everything needed to restore confidence and performance under the hood. Why choose this Rein radiator hose kit: Factory-level precision – Direct-fit replacements that deliver OEM-quality reliability. Built to last – Resists cracking, swelling, and chemical damage from daily heat cycling. Confidence restored – Prevents coolant loss, overheating, and on-road breakdowns. All-in-one upgrade – Includes upper and lower hoses for a complete system refresh. If keeping your BMW’s cooling system running tight and trouble-free is the goal, Rein brings the dependable quality and fitment you can count on—engineered to perform just like factory, mile after mile.

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OEM Rein Lower Radiator Hose - E34 525i

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T#:6962

Part#: 11531722852

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$ 12.34 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

Rein Coolant Hose Supply Elbow - F22 F23 F30 F32 F33 F36 F87 - N55 ...

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T#:53820908

Part#: CHE0985

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This product was last offered at the strikethrough price on
07-09-2026

$ 24.69 USD

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The Rein coolant hose elbow is a targeted engineering solution designed to bypass the flaws of the factory assembly. By isolating the failure prone rubber section, it allows for replacement without disturbing the exhaust manifold or cylinder head connections. This is the strategic choice for teams and technicians who prioritize rapid turnaround and system integrity.

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OEM Rein Coolant Hose - BMW E60 E63/E64 E65/E66

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T#:45791754

Part#: 17127508011R

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$ 33.75 USD

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This hose runs from the lower radiator port on the passenger side of the radiator to the water pump on the engine. Rubber hoses can crack over time, leading to coolant loss. Replace your hose with this OEM Rein hose to eliminate leaks and prevent overheating.

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Upper Radiator Hose

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T#:592183

Part#: 17127515501

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$ 12.34 USD

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OEM Rein Thermostat Coolant Hose - E30 M20

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T#:583586

Part#: 13541289976

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Sale - Save 5% $ 8.81

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$ 8.37 USD

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Over time, coolant hoses begin to get brittle and are susceptible to cracking and splitting. Replace your cracked or leaking coolant hose to prevent further leaks and potentially catastrophic failure.

Rein O-RING 14.4X3.0 - E38, E39

2X Entries Into Our F80 M3 Sweepstakes

T#:379805

Part#: 11537501777

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This product was last offered at the strikethrough price on
08-31-2026

$ 5.80 USD

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$ 6.99

This product was last offered at the strikethrough price on
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OEM Rein Expansion Tank Hose - E53 X5 N62 4.4L 4.8L

2X Entries Into Our F80 M3 Sweepstakes

T#:379797

Part#: 17127509966

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This product was last offered at the strikethrough price on
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$ 31.34 USD

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Replace your cracked or leaking radiator hose to prevent further leaks and potentially catastrophic failure.

Fits the following BMWs:
2003+ E53 BMW X5 N62 4.4L 4.8L

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Rein Lower Heater Hose - E30

2X Entries Into Our F80 M3 Sweepstakes

T#:379681

Part#: 11531714636

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This product was last offered at the strikethrough price on
08-31-2026

$ 6.77 USD

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Heats & cools the throttle body

Expansion Tank Hose

2X Entries Into Our F80 M3 Sweepstakes

T#:375751

Part#: 17111723521

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This product was last offered at the strikethrough price on
08-31-2026

$ 16.14 USD

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Connects the expansion tank to the radiator

OEM Rein Turbocharger Coolant Return Line - BMW & MINI B36 B46/B48 ...

2X Entries Into Our F80 M3 Sweepstakes

T#:45757431

Part#: 11539488188

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Sale - Save 5% $ 55.99

This product was last offered at the strikethrough price on
08-31-2026

$ 53.19 USD

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The coolant return hose is responsible for taking cooling from the turbocharger and returning it back to the engine coolant system, allowing a free flow of coolant to keep the turbocharger temperatures under control.

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Rein Coolant Hose - E28, E30, E34

2X Entries Into Our F80 M3 Sweepstakes

T#:379671

Part#: 13541719966

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Sale - Save 5% $ 6.11

This product was last offered at the strikethrough price on
08-31-2026

$ 5.80 USD

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Thermostat to throttle housing

Rein- Coolant Hose F10 535i, F13 640i, F07 535i

2X Entries Into Our F80 M3 Sweepstakes

T#:34080749

Part#: 17127580963

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Sale - Save 5% $ 83.99

This product was last offered at the strikethrough price on
08-31-2026

$ 79.79 USD

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Rein Coolant Hose is a premium replacement part designed for BMW models, ensuring efficient and reliable coolant flow throughout the engine’s cooling system. This hose is crucial for regulating engine temperature and preventing overheating, maintaining optimal performance in a wide range of driving conditions. Manufactured to meet or exceed OEM specifications, the Rein Coolant Hose offers a direct-fit solution for easy installation and long-lasting durability. Available through Turner Motorsport, this coolant hose is the ideal upgrade for BMW owners looking to maintain or improve their vehicle’s cooling system.

Specifically designed for BMW models to ensure perfect fit and compatibility
Regulates coolant flow to prevent engine overheating
Constructed from high-quality, heat-resistant materials for durability
Reduces the risk of leaks and cooling system failures
Direct-fit replacement
Meets OEM standards for reliable cooling system performance

Enhance your BMW’s cooling efficiency and engine reliability with the Rein Coolant Hose, providing the necessary protection against overheating and coolant system failure.

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OEM Rein Cylinder Head To Expansion Tank Coolant Hose - E53 X5 N62 4....

2X Entries Into Our F80 M3 Sweepstakes

T#:379756

Part#: 17127509967

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Sale - Save 5% $ 38.99

This product was last offered at the strikethrough price on
08-31-2026

$ 37.04 USD

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Replace your cracked or leaking radiator hose to prevent further leaks and potentially catastrophic failure.

Fits the following BMWs:
2003+ E53 BMW X5 N62 4.4L 4.8L

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Radiator Hose - Lower

2X Entries Into Our F80 M3 Sweepstakes

T#:592196

Part#: 17127541094

In Stock at Vendor

Sale - Save 5% $ 14.99

This product was last offered at the strikethrough price on
08-31-2026

$ 14.24 USD

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OEM Rein Coolant Expansion Tank Hose - BMW G01 G02 Gen1 B46

2X Entries Into Our F80 M3 Sweepstakes

T#:45757473

Part#: 17127535536

Back Ordered

Sale - Save 8% $ 76.00

This product was last offered at the strikethrough price on
05-15-2026

$ 70.20 USD

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$ 70.20 USD

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This hose connects the heat management module to the expansion tank's lower port. If your coolant expansion tank hose is cracked or leaking, replace it early to prevent further coolant loss and eventual overheating.

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OEM Rein Water Pump Coolant Hose - BMW F15 F16 N55 3.0L

2X Entries Into Our F80 M3 Sweepstakes

T#:45757475

Part#: 11537649394

In Stock at Vendor

Sale - Save 6% $ 67.99

This product was last offered at the strikethrough price on
08-31-2026

$ 64.19 USD

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This hose connects the primary water pump to the thermostat housing. Coolant hoses can become brittle over time, leading to cracks and coolant leaks. If your coolant hose is leaking, replace it early to prevent coolant loss and eventual overheating.

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Rein - Throttle Body Hose - E36 318i, Z3 1.9

2X Entries Into Our F80 M3 Sweepstakes

T#:33980410

Part#: 11531247398

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Sale - Save 5% $ 6.83

This product was last offered at the strikethrough price on
08-31-2026

$ 6.49 USD

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Throttle Body Hose by Rein is a key component designed to optimize airflow to your BMW’s engine, ensuring enhanced throttle response and overall engine performance. This hose connects the air intake system to the throttle body, delivering a precise flow of air that improves fuel efficiency and engine power. Manufactured from high-quality, heat-resistant materials, the Throttle Body Hose by Rein is built to withstand extreme temperatures and pressures, making it a durable and long-lasting solution for your BMW. Available at Turner Motorsport, this hose is a direct fit replacement, ensuring easy installation and perfect compatibility with OEM standards.

Optimizes airflow to the throttle body, improving engine performance and efficiency
Enhances throttle response, contributing to smoother acceleration
Constructed from durable, heat-resistant materials, ensuring long-lasting performance
Direct fit replacement, allowing for easy installation and OEM compatibility
Boosts overall engine efficiency, improving fuel economy and engine power

Turner Motorsport offers the Throttle Body Hose by Rein as a reliable solution to maintain your BMW’s air intake system, ensuring smooth and efficient engine operation.

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Rein Water Hose - Water Hose To Thermostat Inlet

2X Entries Into Our F80 M3 Sweepstakes

T#:17738370

Part#: 11537589949

Ships in 3 Business Days

Sale - Save 5% $ 45.99

This product was last offered at the strikethrough price on
08-31-2026

$ 43.69 USD

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Prevents leaks and comebacks from reusing old quick connects and o-rings.

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