The 2015 Isuzu Elf has 22 cooling system parts with verified fitment on this page — 5 part types and 7 brands, covering both the 3.0L L4 DIESEL Turbocharged and the 5.2L L4 DIESEL Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2015 Isuzu Elf, 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. Most of the listed parts are Coolant / Antifreeze (14 parts), Radiator Cap (3 parts) and Cooling System Tester Adapter (2 parts). The other 2 part types cover the remaining 3 parts.
The 2015 Isuzu Elf was sold with both the 3.0L L4 DIESEL Turbocharged and the 5.2L L4 DIESEL Turbocharged. 11 parts fit every engine; the other 11 are engine-specific. Each part shows which engine(s) it fits.
7 brands supply cooling system parts for the 2015 Isuzu Elf, led by PRESTONE (7 parts), MOTORAD (6 parts) and PEAK (5 parts), plus 4 more brands. Quality grades include Premium, Economy and Heavy Duty.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2015 Isuzu Elf. 3 parts have it, including FVP MV5050GAL (Coolant / Antifreeze) and PRESTONE AF3100 (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 Fits: all 2015 Elf engines | AF3055 | 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Popular Fits: all 2015 Elf engines | MV5050GAL | 🇲🇽 MX | Extended LifeAll Makes / All Models | View on Amazon |
| PRESTONE Popular Fits: all 2015 Elf engines | AF3100 | 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK Fits: all 2015 Elf engines | BQA1GAL | 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE Fits: 3.0L L4 DIESEL Turbocharged | 719009 | 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK Fits: all 2015 Elf engines | FXA1GAL | 🇲🇽 MX | Final Charge Global1 Gallon | View on Amazon |
| PRESTONE Fits: all 2015 Elf engines | AFC12100 | 🇲🇽 MX | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
| PRESTONE Fits: 5.2L L4 DIESEL Turbocharged | AFC10000 | 🇲🇽 MX | Command ESi PrechargedPurple | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 2015 Elf engines | AF2100 | 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: all 2015 Elf engines | PKP1GAL | 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: all 2015 Elf engines | PXA1GAL | 🇲🇽 MX | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE Fits: 3.0L L4 DIESEL Turbocharged | AF6310 | 🇲🇽 MX | MAX Original EquipmentAsian Blue | View on Amazon |
| PRESTONE Fits: all 2015 Elf engines | AFMAX | 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK Fits: all 2015 Elf engines | PAG1GAL | 🇲🇽 MX | OET Asian Extended Life 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.
14 Coolant / Antifreeze parts are listed for the 2015 Isuzu Elf, from PRESTONE, PEAK, FVP and 1 other brand. FVP MV5050GAL carries the "Popular" badge. 11 parts fit every engine; the other 3 are engine-specific.
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, PRESTONE, PEAK 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 3 options from PRESTONE and PEAK — rated for severe service. PEAK FXA1GAL is listed in this group.
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 1 option from PEAK — built to original-equipment specification. PEAK PAG1GAL is listed in this group.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 3.0L L4 DIESEL Turbocharged | 3121 | 🇲🇽 MX | StandardRadiator Cap Adapter | View on Amazon |
| MOTORAD Fits: 3.0L L4 DIESEL Turbocharged | 3122 | 🇲🇽 MX | Standard | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
MOTORAD supplies both parts for the 2015 Isuzu Elf.
Part numbers include MOTORAD 3121 and MOTORAD 3122.
Radiator Cap
Locking Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT Fits: 3.0L L4 DIESEL Turbocharged | RC0212 | 🇲🇽 MX | PerformanceIncludes 2 seals | View on Amazon |
| MOTORAD Fits: 3.0L L4 DIESEL Turbocharged | ST16R | 🇲🇽 MX | Safety LeverIndicator Markings Color: Blue, Red | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 3.0L L4 DIESEL Turbocharged | T16R | 🇲🇽 MX | 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 2015 Isuzu Elf, from MOTORAD and CALORSTAT.
The Locking Replacement section lists 2 options from CALORSTAT and MOTORAD — grouped under the catalog's "Locking Replacement" designation — the notes column spells out what sets them apart. CALORSTAT RC0212 is listed in this group.
The Standard Replacement section: 1 option from MOTORAD. MOTORAD T16R is listed in this group.
This group includes CALORSTAT RC0212, MOTORAD ST16R and MOTORAD T16R.
Thermostat
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD Fits: 5.2L L4 DIESEL Turbocharged | 405785 | 🇲🇽 MX | Includes Seal | View on Amazon |
| MOTORAD Fits: 5.2L L4 DIESEL Turbocharged | 405680 | 🇲🇽 MX | 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 2015 Isuzu Elf come from MOTORAD.
Listed part numbers: MOTORAD 405785 and MOTORAD 405680.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 3.0L L4 DIESEL Turbocharged | 003130 | 🇲🇽 MX | Gasket Design: Steel | View on Amazon |
This table covers the gaskets between the water pump and the block or housing. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
One part is listed for the 2015 Isuzu Elf — ELRING 003130.
Buying Cooling System Parts for a 2015 Isuzu Elf
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.
- Match the engine first. Some cooling system parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- 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 2015 Isuzu Elf?
Our catalog currently lists 22 cooling system parts for the 2015 Isuzu Elf across 5 subcategories and 7 brands, covering both the 3.0L L4 DIESEL Turbocharged and the 5.2L L4 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2015 Isuzu Elf engines?
Some do. 11 parts fit every engine; the other 11 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of cooling system problems on a 2015 Isuzu Elf?
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 2015 Isuzu Elf 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 2015 Isuzu Elf?
First match the engine — each row shows which engine(s) the part fits. 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 2015 Isuzu Elf
Cooling System Parts for Other Isuzu Elf Years
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