The 2021 Mitsubishi Mirage has 54 cooling system parts with verified fitment on this page — 11 part types and 26 brands, covering the 1.2L L3 engine. Each part includes a manufacturer part number and application notes.
On the 2021 Mitsubishi Mirage, 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. 29 parts of the 54 listed are Coolant / Antifreeze (15 parts), Radiator (9 parts) and Radiator Cap (5 parts). The other 8 part types cover the remaining 25 parts.
The 2021 Mitsubishi Mirage came with a single engine, the 1.2L L3, and every part is verified against it.
26 brands supply cooling system parts for the 2021 Mitsubishi Mirage, led by MOTORAD (6 parts), PRESTONE (5 parts) and PEAK (4 parts), plus 23 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Mitsubishi Mirage. 8 parts have it, including PRESTONE AF3100 (Coolant / Antifreeze) and DENSO 2219447 (Radiator). 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 |
| PEAK | BQA1GAL | 🇺🇸 US 🇨🇦 CA | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE | 719009 | 🇺🇸 US 🇨🇦 CA | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US 🇨🇦 CA | All Vehicles10yr/300k mi | View on Amazon |
| PEAK | PKP1GAL | 🇺🇸 US 🇨🇦 CA | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇺🇸 US 🇨🇦 CA | 1 GallonGlobal Lifetime | 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 |
|---|---|---|---|---|
| AISIN Popular | ACB003 | 🇺🇸 US 🇨🇦 CA | BlueHOAT | View on Amazon |
| BECK/ARNLEY | 2521501 | 🇺🇸 US 🇨🇦 CA | Premium Extra Life BlueAsian | View on Amazon |
| BECK/ARNLEY | 2521001 | 🇺🇸 US 🇨🇦 CA | Premium Green1 Gallon | View on Amazon |
| PEAK | PAB1GAL | 🇺🇸 US 🇨🇦 CA | OET Asian Extended Life Blue1 Gallon | View on Amazon |
| PENTOSIN | 8115207 | 🇺🇸 US 🇨🇦 CA | Pentofrost A31 Gallon | View on Amazon |
| 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.
15 Coolant / Antifreeze parts are listed for the 2021 Mitsubishi Mirage, from PRESTONE, PEAK, VALVOLINE and 3 other brands. 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, PEAK and VALVOLINE supply 3 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.
The Premium section lists 5 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.
The Standard Replacement section lists 6 options from BECK/ARNLEY, AISIN, PEAK and 2 other brands — built to original-equipment specification. AISIN ACB003 is listed in this group.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | MI3014113 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
| VARIOUS MFR | MI3014113 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
2 Coolant Reservoir parts for the 2021 Mitsubishi Mirage come from 2 brands — TECHPRO and VARIOUS MFR.
Part numbers include TECHPRO MI3014113, among others listed above.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 3124 | 🇺🇸 US 🇨🇦 CA | StandardRadiator Cap Adapter | View on Amazon |
| MOTORAD | 3125 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
MOTORAD supplies both parts for the 2021 Mitsubishi Mirage.
This group includes MOTORAD 3124 and MOTORAD 3125.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 13647C | 🇺🇸 US 🇨🇦 CA | Manual trans. | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DENSO Popular | 2219447 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| TYC Popular | 13469 | 🇺🇸 US 🇨🇦 CA | PrimaryAutomatic CVT trans. | View on Amazon |
| AGILITY | 8013469 | 🇺🇸 US 🇨🇦 CA | Automatic CVT trans. | View on Amazon |
| FVP | RAD13469 | 🇺🇸 US 🇨🇦 CA | Automatic CVT trans. | View on Amazon |
| OSC | 13469 | 🇺🇸 US 🇨🇦 CA | Automatic CVT trans. | View on Amazon |
| OSC | 13647 | 🇺🇸 US 🇨🇦 CA | Manual trans. | View on Amazon |
| SPECTRA PREMIUM | CU13469 | 🇺🇸 US 🇨🇦 CA | Automatic CVT trans. | View on Amazon |
| UAC | RA13469C | 🇺🇸 US 🇨🇦 CA | Downflow | 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.
9 Radiator parts are listed for the 2021 Mitsubishi Mirage, from OSC, GPD, DENSO and 5 other brands. DENSO 2219447 carries the "Popular" badge.
Economy: 1 part, from GPD. A representative part number is GPD 13647C.
The Standard Replacement section: 8 options from OSC, DENSO, TYC and 4 other brands. DENSO 2219447 is listed in this group.
Listed part numbers: DENSO 2219447, GPD 13647C and TYC 13469, plus the other parts above.
Radiator Cap
Locking Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | ST37 | 🇺🇸 US 🇨🇦 CA | Safety LeverIndicator Markings Color: Silver | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular | 31412 | 🇺🇸 US 🇨🇦 CA | OE Type | View on Amazon |
| CALORSTAT | RC0040 | 🇺🇸 US 🇨🇦 CA | Includes 2 sealsMetallic | View on Amazon |
| MOTORAD | T37 | 🇺🇸 US 🇨🇦 CA | StandardIncludes Hose | View on Amazon |
| SKP | SK10242 | 🇺🇸 US 🇨🇦 CA | 16 psi Pressure Rating | 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.
5 Radiator Cap parts are listed for the 2021 Mitsubishi Mirage, from MOTORAD, GATES, CALORSTAT and 1 other brand. GATES 31412 carries the "Popular" badge.
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 ST37 is listed in this group.
The Standard Replacement section: 4 options from GATES, CALORSTAT, MOTORAD and 1 other brand. GATES 31412 is listed in this group.
Part numbers include GATES 31412, MOTORAD ST37 and CALORSTAT RC0040, among others listed above.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular | SK624100 | 🇺🇸 US 🇨🇦 CA | Automatic CVT trans. | View on Amazon |
| GPD | 2812036 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| TECHPRO | MI3115149 | 🇺🇸 US 🇨🇦 CA | Automatic CVT trans. | View on Amazon |
| ULTRA-POWER | 624100 | 🇺🇸 US 🇨🇦 CA | Automatic Trans | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UAC | FA50655C | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
5 Radiator Fan Assembly parts for the 2021 Mitsubishi Mirage come from 5 brands — SKP, GPD, TECHPRO and 2 other brands. The "Popular" part is SKP SK624100.
The Economy section: 4 options from SKP, GPD, TECHPRO and 1 other brand. SKP SK624100 is listed in this group.
Standard Replacement: 1 part, from UAC. A representative part number is UAC FA50655C.
This group includes SKP SK624100, GPD 2812036 and TECHPRO MI3115149 and the remaining parts above.
Radiator Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 22890M | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| ACDELCO | 22891M | 🇺🇸 US 🇨🇦 CA | Professional / GoldMolded | View on Amazon |
| GATES | 24577 | 🇺🇸 US 🇨🇦 CA | Molded | View on Amazon |
| GATES | 24576 | 🇺🇸 US 🇨🇦 CA | Molded | 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.
4 Radiator Hose parts for the 2021 Mitsubishi Mirage come from 2 brands — ACDELCO and GATES.
Listed part numbers: ACDELCO 22890M, ACDELCO 22891M and GATES 24577, plus the other parts above.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | WS3041 | 🇺🇸 US 🇨🇦 CA | Thread Size: 3/8x19 | View on Amazon |
| GPD | 1712618 | 🇺🇸 US 🇨🇦 CA | Engine Block | 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.
4 Temperature Sender / Sensor parts are listed for the 2021 Mitsubishi Mirage, from CALORSTAT, GPD, HOLSTEIN and 1 other brand.
Economy: 3 parts, from CALORSTAT, GPD and HOLSTEIN. A representative part number is CALORSTAT WS3041.
The Standard Replacement section: 1 option from WELLS. WELLS 5S15298 is listed in this group.
Part numbers include CALORSTAT WS3041, GPD 1712618 and HOLSTEIN 2CTS0426, among others listed above.
Thermostat
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | TH673788J | 🇺🇸 US 🇨🇦 CA | Includes 1 Rubber Gasket | View on Amazon |
| MOTORAD | 1069188 | 🇺🇸 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.
2 Thermostat parts for the 2021 Mitsubishi Mirage come from 2 brands — CALORSTAT and MOTORAD.
Part numbers include CALORSTAT TH673788J and MOTORAD 1069188.
Thermostat Housing / Water Outlet
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | CH1005 | 🇺🇸 US 🇨🇦 CA | Fits Thermostat Housingor Water Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
This group shows a single part: MOTORAD CH1005.
Water Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | WPMS001 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| FVP | 1482540 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GATES | 41144 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GMB | 1482540 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GRAF | PA986 | 🇺🇸 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.
5 Water Pump parts for the 2021 Mitsubishi Mirage come from 5 brands — AISIN, FVP, GATES and 2 other brands. The "Popular" part is AISIN WPMS001.
This group includes AISIN WPMS001, FVP 1482540 and GATES 41144 and the remaining parts above.
Buying Cooling System Parts for a 2021 Mitsubishi Mirage
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 1.2L L3 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 2021 Mitsubishi Mirage?
Our catalog currently lists 54 cooling system parts for the 2021 Mitsubishi Mirage across 11 subcategories and 26 brands, covering the 1.2L L3 engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2021 Mitsubishi Mirage?
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 2021 Mitsubishi Mirage 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 2021 Mitsubishi Mirage?
Every part on this page is matched to the 1.2L L3 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 2021 Mitsubishi Mirage
Cooling System Parts for Other Mitsubishi Mirage Years
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