The 2020 BMW 540I has 59 cooling system parts with verified fitment on this page — 12 part types and 28 brands, covering the 3.0L L6 Turbocharged engine. Each part includes a manufacturer part number and application notes.
On the 2020 BMW 540I, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. 27 parts of the 59 listed are Coolant / Antifreeze (13 parts), Temperature Sender / Sensor (8 parts) and Coolant Reservoir (6 parts). The other 9 part types cover the remaining 32 parts.
Every part on this page is matched to the 3.0L L6 Turbocharged — the only engine offered in the 2020 BMW 540I.
The most listed brands for 2020 BMW 540I cooling system parts are MAHLE / CLEVITE (8 parts), PRESTONE (5 parts) and REIN (5 parts), plus 25 more brands. Quality grades include Standard Replacement, Economy and Premium.
11 parts on this 2020 BMW 540I page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including FVP MV5050GAL (Coolant / Antifreeze) and REIN EPK0242 (Coolant Reservoir). Click any part number to see every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AF3055 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular | MV5050GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Extended LifeAll Makes / All Models | View on Amazon |
| PRESTONE Popular | AF3100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK | BQA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE | 719009 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK | PKP1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 1 GallonGlobal Lifetime | View on Amazon |
| PRESTONE | AF6110 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MAX Original EquipmentEuropean Blue | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN | ACE008 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BlueHOAT | View on Amazon |
| PEAK | PEB1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OET European Extended Life Blue1 Gallon | View on Amazon |
| VALVOLINE | 904685 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HT-12 Green1 Gallon | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
13 Coolant / Antifreeze parts for the 2020 BMW 540I come from 5 brands — PRESTONE, PEAK, VALVOLINE and 2 other brands. The "Popular" part is FVP MV5050GAL.
In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.
The Economy section lists 4 options from FVP, PRESTONE, PEAK and 1 other brand — the catalog's value-priced group. FVP MV5050GAL is listed in this group.
In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.
In the Standard Replacement grade, AISIN, PEAK and VALVOLINE supply 3 parts: built to original-equipment specification. A representative part number is AISIN ACE008.
Coolant Air Bleeder
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 902404 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Plastic | View on Amazon |
| DORMAN | 902404HP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OE FIX | View on Amazon |
This table covers the bleeders used to purge air from the coolant circuit.
DORMAN supplies both parts for the 2020 BMW 540I.
Listed part numbers: DORMAN 902404 and DORMAN 902404HP.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Popular | EPK0242 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes OE cap and fluid level sensor | View on Amazon |
| ÜRO PARTS Popular | 17138610656 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| MAHLE / CLEVITE | CRT239000S | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Plastic | View on Amazon |
| REIN | EPT0263 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Intercoolerwithout Cap | View on Amazon |
| REIN | EPT0242 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Radiatorwithout Cap | View on Amazon |
| SKP | SKEPT0242 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RADIATOR | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
6 Coolant Reservoir parts are listed for the 2020 BMW 540I, from REIN, ÜRO PARTS, MAHLE / CLEVITE and 1 other brand. REIN EPK0242 carries the "Popular" badge.
This group includes REIN EPK0242, ÜRO PARTS 17138610656 and MAHLE / CLEVITE CRT239000S and the remaining parts above.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Popular | T64 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard | View on Amazon |
| CALORSTAT | RC0084 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Auxiliary | View on Amazon |
| CALORSTAT | RC0083 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Maximum Pressure Rating: 20.0 PS | View on Amazon |
| MOTORAD | T76 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard | View on Amazon |
| REIN | CPE0035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RADIATOR | View on Amazon |
This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
5 Coolant Reservoir Cap parts are listed for the 2020 BMW 540I, from MOTORAD, CALORSTAT and REIN. MOTORAD T64 carries the "Popular" badge.
Part numbers include MOTORAD T64, CALORSTAT RC0084 and CALORSTAT RC0083, among others listed above.
Intercooler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE | CI616000P | 🇺🇸 US 🇲🇽 MX | 540i Base Modelwith Sensor / Brazed Cooling Fins | View on Amazon |
This table covers the intercoolers that cool turbo or supercharger charge air.
This group shows a single part: MAHLE / CLEVITE CI616000P.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD Popular | 13800C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | PRIMARY | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE | CR2307000P | 🇺🇸 US 🇨🇦 CA | Brazed cooling fins | View on Amazon |
| MAHLE / CLEVITE | CR2771000P | 🇺🇸 US 🇨🇦 CA | PrimaryRight Connector | View on Amazon |
| MAHLE / CLEVITE | CR2799000P | 🇺🇸 US 🇨🇦 CA | Brazed cooling fins | View on Amazon |
| NISSENS | 606233 | 🇺🇸 US 🇨🇦 CA | Auxiliary (Location-Wheel Arch) | View on Amazon |
| NISSENS | 60867 | 🇺🇸 US 🇨🇦 CA | Aluminum Core / Aluminum Tank | View on Amazon |
This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.
6 Radiator parts for the 2020 BMW 540I come from 3 brands — MAHLE / CLEVITE, NISSENS and GPD. The "Popular" part is GPD 13800C.
The Economy section: 1 option from GPD. GPD 13800C is listed in this group.
Standard Replacement: 5 parts, from MAHLE / CLEVITE and NISSENS. A representative part number is MAHLE / CLEVITE CR2307000P.
Part numbers include GPD 13800C, MAHLE / CLEVITE CR2307000P and MAHLE / CLEVITE CR2771000P, among others listed above.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | BM3115140 | 🇺🇸 US 🇨🇦 CA | G30Sedan | View on Amazon |
| TECHPRO | BM3115143 | 🇺🇸 US 🇨🇦 CA | G30Sedan | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Popular | CFF535000P | 🇺🇸 US 🇨🇦 CA | & Motor | View on Amazon |
| MAHLE / CLEVITE | CFF549000P | 🇺🇸 US | 540i Base Model | View on Amazon |
| VDO / CONTINENTAL | FA74019 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Airflow Rate: 5486.32 | View on Amazon |
| VDO / CONTINENTAL | FA74020 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Airflow Rate: 5381.684 | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
6 Radiator Fan Assembly parts are listed for the 2020 BMW 540I, from TECHPRO, MAHLE / CLEVITE and VDO / CONTINENTAL. MAHLE / CLEVITE CFF535000P carries the "Popular" badge.
Economy: 2 parts, from TECHPRO. A representative part number is TECHPRO BM3115140.
The Standard Replacement section: 4 options from MAHLE / CLEVITE and VDO / CONTINENTAL. MAHLE / CLEVITE CFF535000P is listed in this group.
This group includes MAHLE / CLEVITE CFF535000P, TECHPRO BM3115140 and TECHPRO BM3115143 and the remaining parts above.
Radiator Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | CHR1020 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: Ethylene Propylene Terpolymer (EPDM) | View on Amazon |
This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle.
One part is listed for the 2020 BMW 540I — REIN CHR1020.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Popular | 2CTS0198 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | CYLINDER HEAD | View on Amazon |
| GPD | 1814545 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Engine Block | View on Amazon |
| GPD | 1814574 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RADIATOR | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WALKER PRODUCTS Popular | 2112021 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| FACET | 73405 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | TX332 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VNE | 941041 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS | 5S15283 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Located on Cylinder Head | View on Amazon |
This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.
8 Temperature Sender / Sensor parts for the 2020 BMW 540I come from 7 brands — GPD, HOLSTEIN, WALKER PRODUCTS and 4 other brands. The "Popular" part is HOLSTEIN 2CTS0198.
The Economy section: 3 options from GPD and HOLSTEIN. HOLSTEIN 2CTS0198 is listed in this group.
Standard Replacement: 5 parts, from WALKER PRODUCTS, FACET, STANDARD MOTOR PRODUCTS and 2 other brands. A representative part number is WALKER PRODUCTS 2112021.
This group includes HOLSTEIN 2CTS0198, GPD 1814545 and GPD 1814574 and the remaining parts above.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP | SK86355 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VEMO | V20990008 | 🇺🇸 US 🇨🇦 CA | Includes Seal | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FOUR SEASONS | 86355 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| MOTORAD | 1223207 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Control ValveIncludes Housing, Sensor, and Seal | View on Amazon |
This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part.
4 Thermostat parts are listed for the 2020 BMW 540I, from SKP, VEMO, FOUR SEASONS and 1 other brand.
Economy: 2 parts, from SKP and VEMO. A representative part number is SKP SK86355.
The Standard Replacement section: 2 options from FOUR SEASONS and MOTORAD. FOUR SEASONS 86355 is listed in this group.
Listed part numbers: SKP SK86355, VEMO V20990008 and FOUR SEASONS 86355, plus the other parts above.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1312550 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Turbocharger CoolingAuxiliary | View on Amazon |
| ÜRO PARTS | 11518482251 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular | 0392023509 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Auxiliary Water Pump | View on Amazon |
| BOSCH | 039202411E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Auxiliary Water Pump | View on Amazon |
| GATES | 41244 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | without Housing | View on Amazon |
This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.
5 Water Pump parts are listed for the 2020 BMW 540I, from BOSCH, BECK/ARNLEY, ÜRO PARTS and 1 other brand. BOSCH 0392023509 carries the "Popular" badge.
Economy: 2 parts, from BECK/ARNLEY and ÜRO PARTS. A representative part number is BECK/ARNLEY 1312550.
The Standard Replacement section: 3 options from BOSCH and GATES. BOSCH 0392023509 is listed in this group.
Part numbers include BOSCH 0392023509, BECK/ARNLEY 1312550 and ÜRO PARTS 11518482251, among others listed above.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 01732500 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| MAHLE / CLEVITE | K33796 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded Rubber | View on Amazon |
This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
2 Water Pump Gasket parts for the 2020 BMW 540I come from 2 brands — AJUSA and MAHLE / CLEVITE.
Part numbers include AJUSA 01732500 and MAHLE / CLEVITE K33796.
Buying Cooling System Parts for a 2020 BMW 540I
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Confirm you have the 3.0L L6 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Coolant / Antifreeze and Temperature Sender / Sensor .
Frequently Asked Questions
How many cooling system parts fit the 2020 BMW 540I?
Our catalog currently lists 59 cooling system parts for the 2020 BMW 540I across 12 subcategories and 28 brands, covering the 3.0L L6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2020 BMW 540I?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2020 BMW 540I was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2020 BMW 540I?
Every part on this page is matched to the 3.0L L6 Turbocharged engine. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2020 BMW 540I
Cooling System Parts for Other BMW 540I Years
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