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 56 Engine Cooling Parts from top brands with prices ranging from $1.61 to $702.41.

Beyond great prices, we stock trusted brands manufacturing all types of Engine Cooling Parts for your BMW 645Ci. Of the 26 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

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

Coolant Level Sensor

from

$27.06
Coolant Level Sensor

Graf – Water Pump (Part No.G3000570489GRA)

Water Pump

from

$159.19
Water Pump

Dorman – Help – Radiator Drain Cock Screw-In Type With Washer (Part No.61145)

Radiator Drain Cock Screw-In Type With Washer

from

$6.99
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Mahle – AT Oil Cooler Thermo (Part No.J2041406131MAH)

AT Oil Cooler Thermo

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$139.67
AT Oil Cooler Thermo

Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

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$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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Victor Reinz – Engine Water Pump Gasket (Part No.71-17659-00)

Engine Water Pump Gasket

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$26.49
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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Behr – Behr Expansion Tank (Part No.G1030277898BEH)

Behr Expansion Tank

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$139.85
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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Febi – Water Pump Pulley (Part No.G3020278027FEB)

Water Pump Pulley

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$45.30
Water Pump Pulley

Vaico – Water Pipe (Part No.G2025385025VCO)

Water Pipe

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$62.48
Water Pipe

Behr – Radiator (Part No.G1000311238BEH)

Radiator

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$302.84
Aluminum Core Radiator The Behr replacement radiator guarantees the same quality fit and performance as the OE radiator it replaces. The Behr radiator core is manufactured using high quality anti corrosive aluminum and fiber glass-reinforced polyamide coolant tanks that are highly resistant to cracking and deformation.

Product Features:
  • OE-Equivalent
  • Direct fit for easy installation.
  • High quality corrosion resistant materials.
  • OE Style mounting brackets and hose connections.
  • Mechanically bonded aluminum core.
  • Integrated transmission oil cooler when applicable.
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Febi – Coolant End Cover (Part No.A1225439133FEB)

Coolant End Cover

from

$87.19
Coolant End Cover

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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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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APA/URO Parts – Expansion Tank Cap (Part No.G1040458021APA)

Expansion Tank Cap

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$25.20
The APA/URO Expansion Tank Cap is a 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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Elring – Water Pump O-Ring (Part No.G3059279771ELR)

Water Pump O-Ring

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$4.11
Water Pump O-Ring

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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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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Aftermarket – Radiator Mount Brack (Part No.G1021421367AFT)

Radiator Mount Brack

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$143.70
Radiator Mount Brack

VDO – Auxiliary Fan Assemb (Part No.G5000251669VDO)

Auxiliary Fan Assemb

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$702.41
Auxiliary Fan Assemb

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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NTK – Engine Coolant Temperature Sensor (Part No.EF0086)

Engine Coolant Temperature Sensor

from

$29.99
The Engine Coolant Temperature Sensor determines the exact temperature of the engine coolant by sending an analog signal to the ECM to censure proper air/fuel ratio along with proper operation of the cooling fan(s) and temperature gauge. The Engine Coolant Temperature Sensor may be located on the cylinder head, engine block, thermostat housing or intake manifold. Reasons for replacement include: check engine light illumination, erratic or no temperature gauge operation, erratic or no cooling fan operation, and engine overheating.

Product Features:
  • OE MATCHED: Wires and probe length match OE. Mounting clip(s) included where applicable
  • FASTER RESPONSE TIME: Thermal conductive grease inside brass housing increases sensor response time
  • THE NTK DIFFERENCE: Thread sealant/o-ring installed where applicable. Thermistor placement within the housing matches OE to ensure proper output. Proper thermal conductive grease to provide accurate temperature transfer to the thermistor
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Carquest Premium – Engine Cooling Fan Module (Part No.ACC1313)

Engine Cooling Fan Module

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$94.99
All modern vehicles consist of several independent operating systems controlled by a main system processor with independent sub-processors. The sub-processors provide class 2 serial information data to the main processor while handling the operation of the system and carry the circuit load to protect the main operating system. When replacing any level processor programming may be needed to enter the unit into the vehicles main operating system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
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Vaico – Rivet, Plastic Spread Rivet (Part No.Q2001400703VCO)

Rivet, Plastic Spread Rivet

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$1.61
Rivet, Plastic Spread Rivet

Carquest Premium – Coolant Reservoir Cap: T65, Threaded, Direct Fit, Provides Tight Seal, 1 Pack (Part No.T65)

Coolant Reservoir Cap: T65, Threaded, Direct Fit, Provides Tight Seal, 1 Pack

from

$30.49
Coolant Reservoir Cap: T65, Threaded, Direct Fit, Provides Tight Seal, 1 Pack

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

26 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

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
Water Pump Housing Gaskets
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

FAQs for BMW 645Ci Engine Cooling Parts

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

Out of 56 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.”
Engine Coolant Thermostat Housing Gasket
from $3.79
(3)
Engine Coolant Thermostat Housing Gasket
“Part installed easily and fit/functions well. No more noise from the front end.”