8 Cooling system parts are listed for the 2025 Kia EV6, in 5 part types, covering the ELECTRIC engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2025 Kia EV6, 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. 6 parts of the 8 listed are Coolant / Antifreeze (4 parts), Coolant Reservoir Cap (1 part) and Radiator (1 part). The other 2 part types cover the remaining 2 parts.
The 2025 Kia EV6 came with a single engine, the ELECTRIC, and every part is verified against it.
7 brands supply cooling system parts for the 2025 Kia EV6, led by PRESTONE (2 parts), PENTOSIN (1 part) and VALVOLINE (1 part), plus 4 more brands. Quality grades include Standard Replacement and Heavy Duty.
Each part number listed for the 2025 Kia EV6 opens a page with every vehicle that part fits.
Coolant / Antifreeze
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AFC12100 | 🇺🇸 US 🇨🇦 CA | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PENTOSIN | 8115209 | 🇺🇸 US 🇨🇦 CA | Pentofrost A41 Gallon | View on Amazon |
| VALVOLINE | 861398 | 🇺🇸 US 🇨🇦 CA | Asian Vehicle Blue1 Gallon | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | 78065 | 🇺🇸 US 🇨🇦 CA | Heavy Duty | 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.
4 Coolant / Antifreeze parts are listed for the 2025 Kia EV6, from PRESTONE, PENTOSIN and VALVOLINE.
The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.
The Standard Replacement section lists 2 options from PENTOSIN and VALVOLINE — built to original-equipment specification. PENTOSIN 8115209 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Part numbers include PRESTONE AFC12100, PENTOSIN 8115209 and VALVOLINE 861398, among others listed above.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | T145 | 🇺🇸 US 🇨🇦 CA | Standard | 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.
This group shows a single part: MOTORAD T145.
Radiator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 13970C | 🇺🇸 US 🇨🇦 CA | Low Temperature | 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.
One part is listed for the 2025 Kia EV6 — GPD 13970C.
Radiator Fan Assembly
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC | 625220 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
This group shows a single part: TYC 625220.
Water Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HYUNDAI | 375V5GI000 | 🇺🇸 US 🇨🇦 CA | Rear | 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.
This group shows a single part: HYUNDAI 375V5GI000.
Buying Cooling System Parts for a 2025 Kia EV6
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 Coolant Reservoir Cap .
Frequently Asked Questions
How many cooling system parts fit the 2025 Kia EV6?
Our catalog currently lists 8 cooling system parts for the 2025 Kia EV6 across 5 subcategories and 7 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 2025 Kia EV6?
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 2025 Kia EV6 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 2025 Kia EV6?
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 2025 Kia EV6
Cooling System Parts for Other Kia EV6 Years
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