The 2023 BMW I4 has 12 cooling system parts with verified fitment on this page — 3 part types and 8 brands, covering the ELECTRIC engine. Each part includes a manufacturer part number and application notes.
On the 2023 BMW I4, 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. All 12 listed parts are Coolant / Antifreeze (7 parts), Radiator (4 parts) and Water Pump (1 part).
Every part on this page is matched to the ELECTRIC — the only engine offered in the 2023 BMW I4.
The most listed brands for 2023 BMW I4 cooling system parts are PRESTONE (5 parts), AISIN (1 part) and VALVOLINE (1 part), plus 5 more brands. Quality grades include Standard Replacement, Premium and Economy.
2 parts on this 2023 BMW I4 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including PRESTONE AF3100 (Coolant / Antifreeze) and PRESTONE AF2100 (Coolant / Antifreeze). 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 |
|---|---|---|---|---|
| PRESTONE Popular | AF3100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles10yr/300k mi | 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 |
| 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.
7 Coolant / Antifreeze parts for the 2023 BMW I4 come from 3 brands — PRESTONE, AISIN and VALVOLINE. The "Popular" part is PRESTONE AF3100.
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 1 option from PRESTONE — the catalog's value-priced group. PRESTONE AF3100 is listed in this group.
In the Premium grade, PRESTONE supplies 3 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 and VALVOLINE supply 2 parts: built to original-equipment specification. A representative part number is AISIN ACE008.
Part numbers include PRESTONE AF3100, PRESTONE AF3055 and PRESTONE AF2100, among others listed above.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | BM3010193 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | G26Motor | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NISSENS | 606784 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brazed cooling fins | View on Amazon |
| UAC | RA13845C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Auxiliary Unitor M50 Model or eDrive40Auxiliary Unit | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | RAD13992 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MAIN RADIATOR | 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.
4 Radiator parts for the 2023 BMW I4 come from 4 brands — TECHPRO, NISSENS, UAC and 1 other brand.
The Economy section: 1 option from TECHPRO. TECHPRO BM3010193 is listed in this group.
Standard Replacement: 2 parts, from NISSENS and UAC. A representative part number is NISSENS 606784.
1 further part sits outside the graded sections, with the same engine-level match.
Part numbers include TECHPRO BM3010193, NISSENS 606784 and UAC RA13845C, among others listed above.
Water Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | 0392023525 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Auxiliary Water Pump | 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.
One part is listed for the 2023 BMW I4 — BOSCH 0392023525.
Buying Cooling System Parts for a 2023 BMW I4
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 ELECTRIC 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 Radiator .
Frequently Asked Questions
How many cooling system parts fit the 2023 BMW I4?
Our catalog currently lists 12 cooling system parts for the 2023 BMW I4 across 3 subcategories and 8 brands, covering the ELECTRIC engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2023 BMW I4?
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 2023 BMW I4 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 2023 BMW I4?
Every part on this page is matched to the ELECTRIC 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 2023 BMW I4
Cooling System Parts for Other BMW I4 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.