This page lists 16 cooling system parts for the 2021 Peugeot 3008, across 5 part types, covering both the 1.6L L4 Turbocharged and the 2.0L L4 DIESEL Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.
On the 2021 Peugeot 3008, 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 (10 parts), Radiator (2 parts) and Water Pump Gasket (2 parts). The other 2 part types cover the remaining 2 parts.
The 2021 Peugeot 3008 was sold with both the 1.6L L4 Turbocharged and the 2.0L L4 DIESEL Turbocharged. 11 parts fit every engine; the other 5 are engine-specific. Each part shows which engine(s) it fits.
6 brands supply cooling system parts for the 2021 Peugeot 3008, led by PRESTONE (4 parts), PEAK (4 parts) and NISSENS (3 parts), plus 3 more brands. Quality grades include Premium, Economy and Standard Replacement.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Peugeot 3008. 2 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 3008 engines | AF3055 | 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 2021 3008 engines | AF3100 | 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK Fits: all 2021 3008 engines | BQA1GAL | 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Fits: all 2021 3008 engines | 846439 | 🇲🇽 MX | HD Nitrite Free Extended Life Yellow1 Gallon | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular Fits: all 2021 3008 engines | AF2100 | 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK Fits: all 2021 3008 engines | PKP1GAL | 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK Fits: all 2021 3008 engines | PXA1GAL | 🇲🇽 MX | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE Fits: all 2021 3008 engines | AFMAX | 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK Fits: all 2021 3008 engines | PEP1GAL | 🇲🇽 MX | OET European Extended Life Pink1 Gallon | View on Amazon |
| VALVOLINE Fits: all 2021 3008 engines | 861399 | 🇲🇽 MX | G40 Pink1 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.
10 Coolant / Antifreeze parts are listed for the 2021 Peugeot 3008, from PRESTONE, PEAK and VALVOLINE. PRESTONE AF3100 carries the "Popular" badge. All of them fit every engine offered in the 2021 3008.
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 and PEAK supply 2 parts: the catalog's value-priced group. A representative part number is PRESTONE AF3100.
The Heavy Duty section lists 1 option from VALVOLINE — rated for severe service. VALVOLINE 846439 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 2 options from PEAK and VALVOLINE — built to original-equipment specification. PEAK PEP1GAL is listed in this group.
Radiator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NISSENS Fits: 1.6L L4 Turbocharged | 636014 | 🇲🇽 MX | without Oil CoolerMechanically jointed cooling fins | View on Amazon |
| NISSENS Fits: 1.6L L4 Turbocharged | 636042 | 🇲🇽 MX | Brazed cooling fins | 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.
NISSENS supplies both parts for the 2021 Peugeot 3008.
Part numbers include NISSENS 636014 and NISSENS 636042.
Radiator Fan Assembly
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NISSENS Fits: all 2021 3008 engines | 85973 | 🇲🇽 MX | with Radiator Fan Shroud | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
This group shows a single part: NISSENS 85973.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 1.6L L4 Turbocharged | 893720 | 🇲🇽 MX | CYLINDER HEAD | View on Amazon |
This table covers the seals at the thermostat housing and water outlet. 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.
One part is listed for the 2021 Peugeot 3008 — ELRING 893720.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA Fits: 1.6L L4 Turbocharged | 01206300 | 🇲🇽 MX | View on Amazon | |
| ELRING Fits: 1.6L L4 Turbocharged | 906420 | 🇲🇽 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.
2 Water Pump Gasket parts are listed for the 2021 Peugeot 3008, from AJUSA and ELRING.
Part numbers include AJUSA 01206300 and ELRING 906420.
Buying Cooling System Parts for a 2021 Peugeot 3008
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 .
Frequently Asked Questions
How many cooling system parts fit the 2021 Peugeot 3008?
Our catalog currently lists 16 cooling system parts for the 2021 Peugeot 3008 across 5 subcategories and 6 brands, covering both the 1.6L L4 Turbocharged and the 2.0L L4 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2021 Peugeot 3008 engines?
Some do. 11 parts fit every engine; the other 5 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 Peugeot 3008?
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 Peugeot 3008 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 Peugeot 3008?
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 Peugeot 3008
Cooling System Parts for Other Peugeot 3008 Years
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