This page lists 19 cooling system parts for the 2025 Mitsubishi Eclipse Cross, across 7 part types, covering the 1.5L L4 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
The cooling system system on the 2025 Mitsubishi Eclipse Cross keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. The largest groups are Coolant / Antifreeze (8 parts), Radiator Cap (3 parts) and Temperature Sender / Sensor (3 parts). The other 4 part types cover the remaining 5 parts.
The 2025 Mitsubishi Eclipse Cross came with a single engine, the 1.5L L4 Turbocharged, and every part is verified against it.
9 brands supply cooling system parts for the 2025 Mitsubishi Eclipse Cross, led by PRESTONE (6 parts), MOTORAD (4 parts) and VALVOLINE (2 parts), plus 6 more brands. Quality grades include Economy, Standard Replacement and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2025 Mitsubishi Eclipse Cross. 2 parts have it, including PRESTONE AF3100 (Coolant / Antifreeze) and PRESTONE AF2100 (Coolant / Antifreeze). Each part number opens a page with every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AF3055 | 🇺🇸 US 🇨🇦 CA | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF3100 | 🇺🇸 US 🇨🇦 CA | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| VALVOLINE | 719009 | 🇺🇸 US 🇨🇦 CA | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AFC12100 | 🇺🇸 US 🇨🇦 CA | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US 🇨🇦 CA | All Vehicles10yr/300k mi | View on Amazon |
| PRESTONE | AF6310 | 🇺🇸 US 🇨🇦 CA | MAX Original EquipmentAsian Blue | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US 🇨🇦 CA | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 888418 | 🇺🇸 US 🇨🇦 CA | Asian Vehicle 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.
8 Coolant / Antifreeze parts are listed for the 2025 Mitsubishi Eclipse Cross, from PRESTONE and VALVOLINE. PRESTONE AF3100 carries the "Popular" badge.
The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.
In the Economy grade, PRESTONE and VALVOLINE supply 2 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.
The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.
The Premium section lists 3 options from PRESTONE — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.
The Standard Replacement section lists 1 option from VALVOLINE — built to original-equipment specification. VALVOLINE 888418 is listed in this group.
This group includes PRESTONE AF3100, PRESTONE AF3055 and VALVOLINE 719009 and the remaining parts above.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 3121 | 🇺🇸 US 🇨🇦 CA | StandardRadiator Cap Adapter | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
One part is listed for the 2025 Mitsubishi Eclipse Cross — MOTORAD 3121.
Radiator Cap
Locking Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | ST16R | 🇺🇸 US 🇨🇦 CA | Safety LeverIndicator Markings Color: Blue, Red | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | RC0027 | 🇺🇸 US 🇨🇦 CA | Includes 2 sealsMetallic | View on Amazon |
| MOTORAD | T16R | 🇺🇸 US 🇨🇦 CA | StandardIndicator Markings Color: Silver | View on Amazon |
This table covers the caps that hold system pressure at the radiator or reservoir neck. 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.
3 Radiator Cap parts are listed for the 2025 Mitsubishi Eclipse Cross, from MOTORAD and CALORSTAT.
The Locking Replacement section lists 1 option from MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. MOTORAD ST16R is listed in this group.
The Standard Replacement section: 2 options from CALORSTAT and MOTORAD. CALORSTAT RC0027 is listed in this group.
This group includes MOTORAD ST16R, CALORSTAT RC0027 and MOTORAD T16R.
Radiator Fan Assembly
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | MI3115159 | 🇺🇸 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: TECHPRO MI3115159.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | WS3041 | 🇺🇸 US 🇨🇦 CA | Thread Size: 3/8x19 | View on Amazon |
| HOLSTEIN | 2CTS0426 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 5S15298 | 🇺🇸 US 🇨🇦 CA | 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.
3 Temperature Sender / Sensor parts are listed for the 2025 Mitsubishi Eclipse Cross, from CALORSTAT, HOLSTEIN and WELLS.
Economy: 2 parts, from CALORSTAT and HOLSTEIN. A representative part number is CALORSTAT WS3041.
The Standard Replacement section: 1 option from WELLS. WELLS 5S15298 is listed in this group.
This group includes CALORSTAT WS3041, HOLSTEIN 2CTS0426 and WELLS 5S15298.
Thermostat
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 1339000 | 🇺🇸 US 🇨🇦 CA | Includes 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.
This group shows a single part: MOTORAD 1339000.
Water Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | 1482540 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GMB | 1482540 | 🇺🇸 US 🇨🇦 CA | 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.
2 Water Pump parts for the 2025 Mitsubishi Eclipse Cross come from 2 brands — FVP and GMB.
This group includes FVP 1482540 and the remaining parts above.
Buying Cooling System Parts for a 2025 Mitsubishi Eclipse Cross
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 1.5L L4 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 Radiator Cap .
Frequently Asked Questions
How many cooling system parts fit the 2025 Mitsubishi Eclipse Cross?
Our catalog currently lists 19 cooling system parts for the 2025 Mitsubishi Eclipse Cross across 7 subcategories and 9 brands, covering the 1.5L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2025 Mitsubishi Eclipse Cross?
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 Mitsubishi Eclipse Cross 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 Mitsubishi Eclipse Cross?
Every part on this page is matched to the 1.5L L4 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 2025 Mitsubishi Eclipse Cross
Cooling System Parts for Other Mitsubishi Eclipse Cross 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.