2018 Mitsubishi Eclipse Cross Cooling System Parts

Engine:
1.5L L4 Turbocharged

The 2018 Mitsubishi Eclipse Cross has 40 cooling system parts with verified fitment on this page — 9 part types and 22 brands, covering the 1.5L L4 Turbocharged engine. Each part includes a manufacturer part number and application notes.

The cooling system system on the 2018 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 (17 parts), Radiator (5 parts) and Radiator Cap (5 parts). The other 6 part types cover the remaining 13 parts.

Coolant / Antifreeze

Compatible With All Colors

Brand Part Number Markets Notes Buy
PRESTONE AF3055
🇺🇸 US 🇨🇦 CA
Prime YellowAll Vehicles
Fitment notes — PRESTONE AF3055
Prime YellowAll VehiclesExtended Life55 GAL DrumConcentratePrime® Extended Life All Makes All Models
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Economy

Brand Part Number Markets Notes Buy
FVP Popular MV5050GAL
🇺🇸 US 🇨🇦 CA
Extended LifeAll Makes / All Models
Fitment notes — FVP MV5050GAL
Extended LifeAll Makes / All Models1 Gallon
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PRESTONE Popular AF3100
🇺🇸 US 🇨🇦 CA
Prime Yellow - All VehiclesExtended Life
Fitment notes — PRESTONE AF3100
Prime Yellow - All VehiclesExtended Life1 Gallon
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VALVOLINE Popular 719009
🇺🇸 US 🇨🇦 CA
Multi-Vehicle Yellow1 Gallon
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PEAK BQA1GAL
🇺🇸 US 🇨🇦 CA
Blue Mountain Long LifeAll Vehicle
Fitment notes — PEAK BQA1GAL
Blue Mountain Long LifeAll Vehicle1 Gallon
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Heavy Duty

Brand Part Number Markets Notes Buy
PRESTONE AFC12100
🇺🇸 US 🇨🇦 CA
Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT
Fitment notes — PRESTONE AFC12100
Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT1 GAL Ready To Use 50/50
Heavy Duty & Mixed Fleet Nitrite Free Extended Life CoolantYellow Fluid Class 1 - 8
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Premium

Brand Part Number Markets Notes Buy
PRESTONE Popular AF2100
🇺🇸 US 🇨🇦 CA
All Vehicles10yr/300k mi
Fitment notes — PRESTONE AF2100
All Vehicles10yr/300k mi1 GallonExtended Life
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PEAK PKP1GAL
🇺🇸 US 🇨🇦 CA
All Vehicles Antifreeze1 Gallon
Fitment notes — PEAK PKP1GAL
All Vehicles Antifreeze1 GallonPREMIUM1 GALLON10X MORE SCALE FIGHTING INHIBITORS10 YEAR/300K MILES
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PEAK PXA1GAL
🇺🇸 US 🇨🇦 CA
1 GallonGlobal Lifetime
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PRESTONE AF6310
🇺🇸 US 🇨🇦 CA
MAX Original EquipmentAsian Blue
Fitment notes — PRESTONE AF6310
MAX Original EquipmentAsian Blue1 Gallon
(Type: Prediluted)
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PRESTONE AFMAX
🇺🇸 US 🇨🇦 CA
Max Universal1 Gallon
Fitment notes — PRESTONE AFMAX
Max Universal1 Gallon15 Year/350k Miles
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Standard Replacement

Brand Part Number Markets Notes Buy
AISIN ACG004
🇺🇸 US 🇨🇦 CA
GreenPOAT
Fitment notes — AISIN ACG004
GreenPOAT
(Type: Prediluted)
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BECK/ARNLEY 2521501
🇺🇸 US 🇨🇦 CA
Premium Extra Life BlueAsian
Fitment notes — BECK/ARNLEY 2521501
Premium Extra Life BlueAsianPOAT
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BECK/ARNLEY 2521001
🇺🇸 US 🇨🇦 CA
Premium Green1 Gallon
Fitment notes — BECK/ARNLEY 2521001
Premium Green1 GallonPOAT
Dilute At a 55/45 coolant To distilled water ratio To meet FL22 spec.252-1501 Blue premix Can be used with or In place of Green
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PEAK PAB1GAL
🇺🇸 US 🇨🇦 CA
OET Asian Extended Life Blue1 Gallon
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PENTOSIN 8115207
🇺🇸 US 🇨🇦 CA
Pentofrost A31 Gallon
Fitment notes — PENTOSIN 8115207
Pentofrost A31 GallonBluePOAT
(Type: Prediluted)
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VALVOLINE 888418
🇺🇸 US 🇨🇦 CA
Asian Vehicle Green1 Gallon
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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.

Cooling System Tester Adapter

Brand Part Number Markets Notes Buy
MOTORAD 3121
🇺🇸 US 🇨🇦 CA
StandardRadiator Cap Adapter
Fitment notes — MOTORAD 3121
StandardRadiator Cap Adapter
Cooling System PressureRadiator Cap Adapter
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MOTORAD 3122
🇺🇸 US 🇨🇦 CA
Standard
Fitment notes — MOTORAD 3122
Standard
Cooling System Pressure
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This table covers the adapters used to pressure-test this cooling system.

Intercooler

Brand Part Number Markets Notes Buy
GPD 2711433
🇺🇸 US 🇨🇦 CA
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NISSENS 961005
🇺🇸 US
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This table covers the intercoolers that cool turbo or supercharger charge air.

Radiator

Economy

Brand Part Number Markets Notes Buy
GPD 13812C
🇺🇸 US 🇨🇦 CA
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Standard Replacement

Brand Part Number Markets Notes Buy
KOYORAD Popular A13812
🇺🇸 US 🇨🇦 CA
External Oil Cooler
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AGILITY 8013812
🇺🇸 US 🇨🇦 CA
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OSC 13812
🇺🇸 US 🇨🇦 CA
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TYC 13812
🇺🇸 US 🇨🇦 CA
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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.

Radiator Cap

Locking Replacement

Brand Part Number Markets Notes Buy
CALORSTAT RC0212
🇺🇸 US 🇨🇦 CA
PerformanceIncludes 2 seals
Fitment notes — CALORSTAT RC0212
PerformanceIncludes 2 sealsLever OpeningMetallic
with A 44 mm (1.73") DiameterPSI - 20.0
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MOTORAD ST16R
🇺🇸 US 🇨🇦 CA
Safety LeverIndicator Markings Color: Blue, Red
Fitment notes — MOTORAD ST16R
Safety LeverIndicator Markings Color: Blue, Red
Relief Pressure 16 lbs
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Standard Replacement

Brand Part Number Markets Notes Buy
MOTORAD Popular T16R
🇺🇸 US 🇨🇦 CA
StandardIndicator Markings Color: Silver
Fitment notes — MOTORAD T16R
StandardIndicator Markings Color: Silver
Relief Pressure 16 lbs
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CALORSTAT RC0027
🇺🇸 US 🇨🇦 CA
Includes 2 sealsMetallic
Fitment notes — CALORSTAT RC0027
Includes 2 sealsMetallic
PSI - 16.0From 01/01/2018
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GATES 31336
🇺🇸 US 🇨🇦 CA
OE Type
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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.

Temperature Sender / Sensor

Economy

Brand Part Number Markets Notes Buy
GPD 1712618
🇺🇸 US 🇨🇦 CA
with 2 Terminal(s)with 3/8 in - 18 NPTF Thread
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Standard Replacement

Brand Part Number Markets Notes Buy
STANDARD MOTOR PRODUCTS TX295
🇺🇸 US 🇨🇦 CA
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WELLS 5S15298
🇺🇸 US 🇨🇦 CA
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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.

Thermostat

Brand Part Number Markets Notes Buy
MOTORAD 1339000
🇺🇸 US 🇨🇦 CA
Includes Seal
Fitment notes — MOTORAD 1339000
Includes Seal
180 Degrees FOE Specified Temperature
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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.

Water Pump

Brand Part Number Markets Notes Buy
FVP 1482540
🇺🇸 US 🇨🇦 CA
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GMB 1482540
🇺🇸 US 🇨🇦 CA
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GRAF PA986
🇺🇸 US 🇨🇦 CA
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VNE 10110100
🇺🇸 US 🇨🇦 CA
From 01/01/2018
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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.

Water Pump Seal / O-Ring

Brand Part Number Markets Notes Buy
ELRING B04960
🇺🇸 US 🇨🇦 CA
ES ModelBody code: GK1W
Fitment notes — ELRING B04960
ES ModelBody code: GK1WSeal
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This table covers the Water Pump Seal O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove.

Buying Cooling System Parts for a 2018 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 .

Frequently Asked Questions

How many cooling system parts fit the 2018 Mitsubishi Eclipse Cross?

Our catalog currently lists 40 cooling system parts for the 2018 Mitsubishi Eclipse Cross across 9 subcategories and 22 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 2018 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 2018 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 2018 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 2018 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.