This page lists 26 cooling system parts for the 2019 Fiat 500X, across 7 part types, covering the 1.3L L4 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2019 Fiat 500X, 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. 21 parts of the 26 listed are Coolant / Antifreeze (14 parts), Cooling System Tester Adapter (4 parts) and Coolant Reservoir Cap (3 parts). The other 4 part types cover the remaining 5 parts.
The 2019 Fiat 500X came with a single engine, the 1.3L L4 Turbocharged, and every part is verified against it.
10 brands supply cooling system parts for the 2019 Fiat 500X, led by PRESTONE (5 parts), MOTORAD (5 parts) and PEAK (4 parts), plus 7 more brands. Quality grades include Economy, Premium and Standard Replacement.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2019 Fiat 500X. 3 parts have it, including FVP MV5050GAL (Coolant / Antifreeze) and VALVOLINE ZXG051 (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 |
|---|---|---|---|---|
| FVP Popular | MV5050GAL | 🇺🇸 US 🇨🇦 CA | Extended LifeAll Makes / All Models | View on Amazon |
| PEAK | BQA1GAL | 🇺🇸 US 🇨🇦 CA | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| PRESTONE | 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 |
|---|---|---|---|---|
| VALVOLINE Popular | ZXG051 | 🇺🇸 US 🇨🇦 CA | G05 Yellow1 Gallon | View on Amazon |
| 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 |
| PEAK | PKP1GAL | 🇺🇸 US 🇨🇦 CA | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇺🇸 US 🇨🇦 CA | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US 🇨🇦 CA | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN | ACE009 | 🇺🇸 US 🇨🇦 CA | PinkOAT | View on Amazon |
| PEAK | NAP1GAL | 🇺🇸 US 🇨🇦 CA | OET North American Extended Life Purple1 Gallon | View on Amazon |
| VALVOLINE | 877981 | 🇺🇸 US 🇨🇦 CA | G30 Purple1 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.
14 Coolant / Antifreeze parts are listed for the 2019 Fiat 500X, from PRESTONE, PEAK, VALVOLINE and 2 other brands. FVP MV5050GAL 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, FVP, PEAK, PRESTONE and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.
The Heavy Duty section lists 2 options from VALVOLINE and PRESTONE — rated for severe service. VALVOLINE ZXG051 is listed in this group.
The Premium section lists 4 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 3 options from AISIN, PEAK and VALVOLINE — built to original-equipment specification. AISIN ACE009 is listed in this group.
Coolant Hose / Pipe
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68440186AA | 🇺🇸 US 🇨🇦 CA | Inline Multi Air DI Engine. with Start StopSupply | View on Amazon |
| MOPAR | 68614437AA | 🇺🇸 US 🇨🇦 CA | Inline Multi Air DI Engine. with Start StopInlet | View on Amazon |
This table covers the hard pipes and extra hoses in the coolant circuit.
MOPAR supplies both parts for the 2019 Fiat 500X.
Listed part numbers: MOPAR 68440186AA and MOPAR 68614437AA.
Coolant Hose Connector / Flange Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 175000 | 🇺🇸 US 🇨🇦 CA | Pop ModelBody code: FD | View on Amazon |
This table covers the seals at the Coolant Hose Connector / Flange. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: ELRING 175000.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68439872AA | 🇺🇸 US 🇨🇦 CA | Recovery | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
This group shows a single part: MOPAR 68439872AA.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA | GM0714619 | 🇺🇸 US 🇨🇦 CA | Diameter: 45mmPressure Rating: 20psi | View on Amazon |
| CALORSTAT | RC0144 | 🇺🇸 US 🇨🇦 CA | Maximum Pressure Rating: 20.0 PS | View on Amazon |
| MOTORAD | T73 | 🇺🇸 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.
3 Coolant Reservoir Cap parts for the 2019 Fiat 500X come from 3 brands — AUTOTECNICA, CALORSTAT and MOTORAD.
Listed part numbers: AUTOTECNICA GM0714619, CALORSTAT RC0144 and MOTORAD T73.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | 3128 | 🇺🇸 US 🇨🇦 CA | StandardRadiator Cap Adapter | View on Amazon |
| MOTORAD | 3127 | 🇺🇸 US 🇨🇦 CA | Standard | View on Amazon |
| MOTORAD | 3041 | 🇺🇸 US 🇨🇦 CA | Cooling System PressureRadiator Cap Adapter | View on Amazon |
| MOTORAD | 3040 | 🇺🇸 US 🇨🇦 CA | Neck Diameter: 1.95 In | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
MOTORAD supplies the 4 Cooling System Tester Adapter parts for the 2019 Fiat 500X.
This group includes MOTORAD 3128, MOTORAD 3127 and MOTORAD 3041 and the remaining parts above.
Hose Clamp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR | 68138725AA | 🇺🇸 US 🇨🇦 CA | Inline Multi Air DI Engine. with Start StopHatchback | View on Amazon |
This table covers the Hose clamps.
One part is listed for the 2019 Fiat 500X — MOPAR 68138725AA.
Buying Cooling System Parts for a 2019 Fiat 500X
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 1.3L 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 Cooling System Tester Adapter .
Frequently Asked Questions
How many cooling system parts fit the 2019 Fiat 500X?
Our catalog currently lists 26 cooling system parts for the 2019 Fiat 500X across 7 subcategories and 10 brands, covering the 1.3L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2019 Fiat 500X?
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 2019 Fiat 500X 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 2019 Fiat 500X?
Every part on this page is matched to the 1.3L 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 2019 Fiat 500X
Cooling System Parts for Other Fiat 500X 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.