BMW 645Ci Engine Cooling Parts

Your One-Stop Shop For Trusted BMW 645Ci Engine Cooling Parts

If you’re in search of BMW 645Ci Engine Cooling Parts aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 52 Engine Cooling Parts from top brands with prices ranging from $2.99 to $691.77.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your BMW 645Ci. Of the 24 OEM and aftermarket parts brands we carry, some of the most popular are Permatex, Imperial, and Dorman.

And don’t forget to read customer reviews across all Engine Cooling Parts categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Engine Cooling Parts have to cost top dollar, and we prove it. Browse our top BMW 645Ci Engine Cooling Parts below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential BMW 645Ci Engine Cooling Parts

Delphi – Engine Coolant Temperature Sensor (Part No.TS10270)

Engine Coolant Temperature Sensor

from

$25.99
Delphi temperature sensors are built with the latest OE technology; Delphi temperature sensors use durable, one-piece design; Delphi temperature sensors are impervious to electrical noise and interference.

Product Features:
  • Delphi temperature sensors deliver accurate readings and optimal performance
  • Delphi’s one-piece design and automated production process eliminates internal connectors and failure points
  • Each sensor is electrically insulated to eliminate interference from other components in the vehicle
  • Delphi temperature sensors are impervious to electrical noise and interference
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Motorad – Radiator Cap: 30 PSI (Part No.T-65)

Radiator Cap: 30 PSI

from

$29.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Behr – Behr Expansion Tank (Part No.G1030277898BEH)

Behr Expansion Tank

from

$134.24
The Behr expansion tank is made of the highest quality materials and is engineered to meet or exceed the OEM specifications for performance, fit and durability.

Product Features:
  • OE-Equivalent and Direct Fit for easy Installation.
  • OE style connections and fittings.
  • Made of highly durable materials.
  • Resistant to thermal wear and cracking.
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Permatex – The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge (Part No.34311)

The Right Stuff Grey Instant Gasket Maker, 147ml Cartridge

from

$28.49
Specifically designed to perform under higher torque loads associated with engines having closely spaced bolt patterns (typically import vehicles). This product is blowout resistant, allowing leakproof gaskets to be made and put into service in just one minute. Sensor-safe, The Right Stuff GREY seals instantly, forming a reliable, long lasting elastomeric rubber gasket that outperforms pre-molded gaskets. Specified by major import OEMs, this material is resistant to powertrain fluids (oil, coolant and ATF) and operates in environments to 450°F (232°C) continuous; 500°F (260°C) intermittent.

Product Features:
  • Ideal for rigid cast aluminum parts
  • Meets OEM Specifications
  • Sensor safe & non-corrosive
  • Performs under higher torque loads associated with engines having closely spaced bolt patterns (typical of import vehicles)
  • Blowout resistant, allowing leakproof gaskets to be made in just one minute
  • Seals instantly, forming a reliable, long lasting elastomeric rubber gasket
  • Superior resistance to powertrain fluids including engine oil, transmission fluid, gear lube and coolants
  • Temperature range -60°C to 260°C (-75°F to 500°F) intermittent
  • Applications: Automotive, industrial and marine gaskets, valve covers, gearbox covers, pumps, compressors, oil pans, thermostat housings, water pumps, etc.
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Imperial – Adjustable Thermostatic Fan Control (Part No.226204)

Adjustable Thermostatic Fan Control

from

$55.99
Adjustable Thermostatic Fan Control. 160-210°F; push-in probe. Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160-210°F push-in probe
  • For use with Imperial electric fans
  • Probe installs into radiator fins
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APA/URO Parts – Water Pump Pulley (Part No.G3020278027APA)

Water Pump Pulley

from

$47.53
Water Pump Pulley

Motorad – Integrated Thermostat Housing: With Sensor, With Seal, 221 Degrees (Part No.606-221)

Integrated Thermostat Housing: With Sensor, With Seal, 221 Degrees

from

$84.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant as well as the design and function of the housing. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Victor Reinz – Engine Coolant Pipe O-Ring (Part No.41-10452-00)

Engine Coolant Pipe O-Ring

from

$5.49
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Carquest Premium – Radiator (Part No.412826)

Radiator

from

$483.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle’s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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Rein – Radiator Mount Brack (Part No.G1021946388RIN)

Radiator Mount Brack

from

$78.60
Radiator Mount Brack

Original Equipment – Engine Cooling Auxiliary Thermo-Fan Switch (Part No.G5030151345OEA)

Engine Cooling Auxiliary Thermo-Fan Switch

from

$34.68
The Original Equipment Engine Cooling Thermo-Fan Switch is an ideal high quality Original Equipment replacement that is manufactured to meet or exceed OE specifications for fit, form, and function.

Product Features:
  • Premium Original Equipment replacement
  • Provides performance and dependability
  • Manufactured to meet OE specifications
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Imperial – Electric Fan – 14" Diameter (Part No.226114)

Electric Fan - 14" Diameter

from

$99.99
Product Features:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
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VDO – Auxiliary Fan Assemb (Part No.G5000251669VDO)

Auxiliary Fan Assemb

from

$691.77
Auxiliary Fan Assemb

Behr – Radiator Drain Plug (Part No.G106034117BEH)

Radiator Drain Plug

from

$6.23
Radiator Drain Plug

Dorman – Auxiliary Coolant Pump (Part No.902-076)

Auxiliary Coolant Pump

from

$144.99
This engine auxiliary water pump is designed to match the fit and function of the original pump on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine auxiliary water pump is designed to match the fit and function of the original pump on specified applications
  • Restores functionality – reliable replacement for an original pump that has failed to provide sufficient water flow
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Engine Coolant Integrated Thermostat Housing (Part No.85956)

Engine Coolant Integrated Thermostat Housing

from

$85.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Meets and/or exceeds OEM standard
  • Includes quality gasket or O-ring  to ensure proper seal (where applicable
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • All-in-one bolt on solution for a complete repair
  • Includes quality thermostat
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Permatex – Sensor-Safe, High-Torque RTV Silicone Gasket Maker (Part No.82194)

Sensor-Safe, High-Torque RTV Silicone Gasket Maker

from

$11.49
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

from

$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
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Febi – Coolant End Cover (Part No.A1225439133FEB)

Coolant End Cover

from

$87.19
Coolant End Cover

Vaico – Water Pipe (Part No.G2025385025VCO)

Water Pipe

from

$62.48
Water Pipe

Mahle – AT Oil Cooler Thermo (Part No.J2041406131MAH)

AT Oil Cooler Thermo

from

$139.32
AT Oil Cooler Thermo

Original Equipment – Coolant Level Sensor (Part No.G1050335088OEA)

Coolant Level Sensor

from

$25.60
Coolant Level Sensor

Victor Reinz – Engine Coolant Thermostat Housing Gasket (Part No.41-77548-00)

Engine Coolant Thermostat Housing Gasket

from

$2.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2283)

Engine Water Pump: New, Gasket/Seals Included

from

$289.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
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Graf – Water Pump (Part No.G3000570489GRA)

Water Pump

from

$143.93
Water Pump

Engine Cooling Parts Brands You Can Trust For Your BMW 645Ci

24 trusted brands of Engine Cooling Parts line our shelves, ready to help keep your BMW 645Ci running smooth. Below are some of the most popular brands and their top Engine Cooling Parts offerings:

Popular Driveworks Water Pumps Engine Cooling Parts

Driveworks Water Pumps products for the BMW 645Ci span several categories. Some of the highest-rated Driveworks Water Pumps Engine Cooling Parts that will fit your BMW 645Ci are:
Water Pump
from $145.99
(1)
Water Pump
Water Pumps

Top BMW 645Ci Engine Cooling Parts from Permatex

Your BMW 645Ci will be purring again thanks to Permatex brand Engine Cooling Parts available for online order or in-store pick up. Popular Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Sensor-Safe, High Torque RTV Silicone Gasket Maker
from $6.99
(9)
Sensor-Safe, High Torque RTV Silicone Gasket Maker
Engine Water Pump Inlet Pipe Gaskets

Most Purchased BMW 645Ci Engine Cooling Parts from Permatex

When you buy the most frequently purchased Permatex brand Engine Cooling Parts, you can be confident it will be the right part for your BMW 645Ci. Here are the Permatex Engine Cooling Parts Advanced Auto customers buy the most:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers

FAQs for BMW 645Ci Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the BMW 645Ci?

Out of 52 Engine Cooling Parts for the BMW 645Ci, the most popular in our inventory are:
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
Engine Cooling Fan Controllers
Electric Fan - 14" Diameter
from $99.99
(14)
Electric Fan – 14" Diameter
Engine Cooling Fans

What are the top-rated BMW 645Ci Engine Cooling Parts?

Top-rated Engine Cooling Parts for your BMW 645Ci based on customer reviews/ratings are:
Thermostatic Fan Control - Preset
from $38.49
(8)
Thermostatic Fan Control – Preset
“I’ve been using this kit for several years on my off road truck. It’s hooked up to a powerful flex-a-lite fan and handles the load with ease. I have”
Pressurized Coolant Reservoir: Black, Plastic, Original Equipment Replacement
from $109.99
(5)
Pressurized Coolant Reservoir: Black, Plastic, Original Equipment Replacement
“Great having this is stock 15 minutes from home. Perfect match and a good price.”
Thermostat Housing Seal
from $3.49
(3)
Thermostat Housing Seal
“Part installed easily and fit/functions well. No more noise from the front end.”