This page lists 22 cooling system parts for the 2021 Toyota Hiace, across 5 part types, covering both the 2.8L L4 DIESEL Turbocharged and the 3.5L V6. Every part shows its brand, manufacturer part number and fitment notes.
The cooling system system on the 2021 Toyota Hiace 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 (13 parts), Thermostat (4 parts) and Radiator Fan Blade (2 parts). The other 2 part types cover the remaining 3 parts.
The 2021 Toyota Hiace was sold with both the 2.8L L4 DIESEL Turbocharged and the 3.5L V6. 12 parts fit every engine; the other 10 are engine-specific. Each part shows which engine(s) it fits.
13 brands supply cooling system parts for the 2021 Toyota Hiace, led by PRESTONE (5 parts), PEAK (4 parts) and AISIN (2 parts), plus 10 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 Toyota Hiace. 3 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 Fits: all 2021 Hiace engines | AF3055 | 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 2021 Hiace engines | AF3100 | 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK Fits: all 2021 Hiace engines | BQA1GAL | 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE Fits: all 2021 Hiace engines | 719009 | 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: all 2021 Hiace engines | AFC12100 | 🇲🇽 MX | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 2021 Hiace engines | AF2100 | 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: all 2021 Hiace engines | PKP1GAL | 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: all 2021 Hiace engines | PXA1GAL | 🇲🇽 MX | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE Fits: all 2021 Hiace engines | AFMAX | 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular Fits: all 2021 Hiace engines | ACT002 | 🇲🇽 MX | PinkHOAT | View on Amazon |
| AISIN Fits: all 2021 Hiace engines | ACT002C | 🇲🇽 MX | Pink - Canada OnlyHOAT | View on Amazon |
| PEAK Fits: all 2021 Hiace engines | PAR1GAL | 🇲🇽 MX | OET Asian Extended Life Red1 Gallon | View on Amazon |
| PENTOSIN Fits: 3.5L V6 | 8115209 | 🇲🇽 MX | Pentofrost A41 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.
13 Coolant / Antifreeze parts are listed for the 2021 Toyota Hiace, from PRESTONE, PEAK, AISIN and 2 other brands. PRESTONE AF3100 carries the "Popular" badge. 12 parts fit every engine; the other 1 is 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, PRESTONE, PEAK and VALVOLINE supply 3 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 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 4 options from AISIN, PEAK and PENTOSIN — built to original-equipment specification. AISIN ACT002 is listed in this group.
Radiator Fan Blade
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 | 620565 | 🇲🇽 MX | View on Amazon | |
| GPD Fits: 3.5L V6 | 2812317 | 🇲🇽 MX | View on Amazon |
This table covers the Radiator Fan blades. Typical signs include chatter, streaks, or a skip at the top of the stroke. Confirm left and right lengths in the notes — they are often different.
2 Radiator Fan Blade parts for the 2021 Toyota Hiace come from 2 brands — DORMAN and GPD.
Listed part numbers: DORMAN 620565 and GPD 2812317.
Thermostat
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 | 9025941 | 🇲🇽 MX | Includes Housing, Thermostat and Sensor | View on Amazon |
| SKP Fits: 3.5L V6 | SK9025941 | 🇲🇽 MX | Includes Housing, Thermostat and Sensor | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| JAPANESE OE Fits: 3.5L V6 | WHTYF87 | 🇲🇽 MX | Tama | View on Amazon |
| MOTORAD Fits: 3.5L V6 | 890189 | 🇲🇽 MX | Includes Housing, Sensor, 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.
4 Thermostat parts for the 2021 Toyota Hiace come from 4 brands — DORMAN, SKP, JAPANESE OE and 1 other brand.
The Economy section: 2 options from DORMAN and SKP. DORMAN 9025941 is listed in this group.
Standard Replacement: 2 parts, from JAPANESE OE and MOTORAD. A representative part number is JAPANESE OE WHTYF87.
Listed part numbers: DORMAN 9025941, SKP SK9025941 and JAPANESE OE WHTYF87, plus the other parts above.
Water Pump
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP Fits: 3.5L V6 | US8150 | 🇲🇽 MX | View on Amazon | |
| US MOTOR WORKS Fits: 3.5L V6 | US8150 | 🇲🇽 MX | 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 2021 Toyota Hiace come from 2 brands — FVP and US MOTOR WORKS.
Listed part numbers: FVP US8150, plus the other parts above.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 2.8L L4 DIESEL Turbocharged | 535470 | 🇲🇽 MX | 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 2021 Toyota Hiace — ELRING 535470.
Buying Cooling System Parts for a 2021 Toyota Hiace
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 Thermostat .
Frequently Asked Questions
How many cooling system parts fit the 2021 Toyota Hiace?
Our catalog currently lists 22 cooling system parts for the 2021 Toyota Hiace across 5 subcategories and 13 brands, covering both the 2.8L L4 DIESEL Turbocharged and the 3.5L V6. Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2021 Toyota Hiace engines?
Some do. 12 parts fit every engine; the other 10 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 2021 Toyota Hiace?
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 Toyota Hiace 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 Toyota Hiace?
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 2021 Toyota Hiace
Cooling System Parts for Other Toyota Hiace Years
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