The 2024 Honda Pilot has 58 cooling system parts with verified fitment on this page — 16 part types and 29 brands, covering the 3.5L V6 engine. Each part includes a manufacturer part number and application notes.
On the 2024 Honda Pilot, 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 (15 parts), Temperature Sender / Sensor (7 parts) and Radiator (6 parts). The other 13 part types cover the remaining 30 parts.
Every part on this page is matched to the 3.5L V6 — the only engine offered in the 2024 Honda Pilot.
The most listed brands for 2024 Honda Pilot cooling system parts are PRESTONE (6 parts), BECK/ARNLEY (6 parts) and PEAK (4 parts), plus 26 more brands. Quality grades include Standard Replacement, Economy and Premium.
8 parts on this 2024 Honda Pilot page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including PRESTONE AF3100 (Coolant / Antifreeze) and CSF 3980 (Radiator). Click any part number to see every vehicle that part fits.
Coolant / Antifreeze
Compatible With All Colors
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AF3055 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF3100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| PEAK | BQA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| VALVOLINE | 719009 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE | AFC12100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Popular | AF2100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles10yr/300k mi | View on Amazon |
| PEAK | PKP1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | All Vehicles Antifreeze1 Gallon | View on Amazon |
| PEAK | PXA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Global Lifetime1 Gallon | View on Amazon |
| PRESTONE | AF6310 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MAX Original EquipmentAsian Blue | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular | 861398 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Asian Vehicle Blue1 Gallon | View on Amazon |
| AISIN | ACB003 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BlueHOAT | View on Amazon |
| BECK/ARNLEY | 2521501 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Extra Life BlueAsian | View on Amazon |
| PEAK | PAB1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OET Asian Extended Life Blue1 Gallon | View on Amazon |
| PENTOSIN | 8115207 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Pentofrost A31 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.
15 Coolant / Antifreeze parts for the 2024 Honda Pilot come from 6 brands — PRESTONE, PEAK, VALVOLINE and 3 other brands. The "Popular" part is PRESTONE AF3100.
In the Compatible With All Colors grade, PRESTONE supplies 1 part: grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. A representative part number is PRESTONE AF3055.
The Economy section lists 3 options from PRESTONE, PEAK and VALVOLINE — the catalog's value-priced group. PRESTONE AF3100 is listed in this group.
In the Heavy Duty grade, PRESTONE supplies 1 part: rated for severe service. A representative part number is PRESTONE AFC12100.
In the Premium grade, PRESTONE and PEAK supply 5 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is PRESTONE AF2100.
In the Standard Replacement grade, VALVOLINE, AISIN, BECK/ARNLEY and 2 other brands supply 5 parts: built to original-equipment specification. A representative part number is VALVOLINE 861398.
Coolant Hose / Pipe Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 16022450 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the seals at the Coolant Hose / Pipe. 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 2024 Honda Pilot — AJUSA 16022450.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | AC3014118 | 🇺🇸 US 🇨🇦 CA | Includes Cap | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
One part is listed for the 2024 Honda Pilot — TECHPRO AC3014118.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | T107 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
One part is listed for the 2024 Honda Pilot — MOTORAD T107.
Cooling System Tester Adapter
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 31409 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cooling System Pressure | View on Amazon |
This table covers the adapters used to pressure-test this cooling system.
This group shows a single part: GATES 31409.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 13919C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| TECHPRO | HO3010260 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CSF Popular | 3980 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Upgraded Core. 11% Thicker 30mm vs OEM 27mmUpgraded Multi-Fit Model | View on Amazon |
| TYC Popular | 13947 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| FVP | RAD13947 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| UAC | RA13402C | 🇺🇸 US 🇨🇦 CA | Downflow | 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.
6 Radiator parts for the 2024 Honda Pilot come from 6 brands — GPD, TECHPRO, CSF and 3 other brands. The "Popular" part is CSF 3980.
The Economy section: 2 options from GPD and TECHPRO. GPD 13919C is listed in this group.
Standard Replacement: 4 parts, from CSF, TYC, FVP and 1 other brand. A representative part number is CSF 3980.
Part numbers include CSF 3980, GPD 13919C and TECHPRO HO3010260, among others listed above.
Radiator Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT | RC0040 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes 2 sealsMetallic | View on Amazon |
| GATES | 31412 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OE Type | View on Amazon |
| MOTORAD | T37 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | StandardIncludes Hose | View on Amazon |
| SKP | SK10242 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 16 psi Pressure Rating | 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.
4 Radiator Cap parts for the 2024 Honda Pilot come from 4 brands — CALORSTAT, GATES, MOTORAD and 1 other brand.
Listed part numbers: CALORSTAT RC0040, GATES 31412 and MOTORAD T37, plus the other parts above.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | HO3115186 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC | 601650 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| UAC | FA50997C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Condenser Fan | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
3 Radiator Fan Assembly parts are listed for the 2024 Honda Pilot, from TECHPRO, TYC and UAC.
Economy: 1 part, from TECHPRO. A representative part number is TECHPRO HO3115186.
The Standard Replacement section: 2 options from TYC and UAC. TYC 601650 is listed in this group.
This group includes TECHPRO HO3115186, TYC 601650 and UAC FA50997C.
Radiator Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CONTINENTAL | 66239 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| CONTINENTAL | 66550 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| CONTINENTAL | 61421 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle.
CONTINENTAL supplies the 3 Radiator Hose parts for the 2024 Honda Pilot.
Part numbers include CONTINENTAL 66239, CONTINENTAL 66550 and CONTINENTAL 61421.
Radiator Insulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | HO3013100 | 🇺🇸 US 🇨🇦 CA | RH | View on Amazon |
This table covers the Radiator insulators.
One part is listed for the 2024 Honda Pilot — TECHPRO HO3013100.
Radiator Mount Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 927241 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Left Upper | View on Amazon |
This table covers the Radiator Mount bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
One part is listed for the 2024 Honda Pilot — DORMAN 927241.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | TX215T | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | T-Series | View on Amazon |
| CALORSTAT | WS3039 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| HOLSTEIN | 2CTS0123 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Popular | 5S8970 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Wiring Harness Included: No | View on Amazon |
| BECK/ARNLEY | 1581570 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS | TX215 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WALKER PRODUCTS | 2111080 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
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.
7 Temperature Sender / Sensor parts for the 2024 Honda Pilot come from 6 brands — STANDARD MOTOR PRODUCTS, CALORSTAT, HOLSTEIN and 3 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS TX215T.
The Economy section: 3 options from STANDARD MOTOR PRODUCTS, CALORSTAT and HOLSTEIN. STANDARD MOTOR PRODUCTS TX215T is listed in this group.
Standard Replacement: 4 parts, from WELLS, BECK/ARNLEY, STANDARD MOTOR PRODUCTS and 1 other brand. A representative part number is WELLS 5S8970.
This group includes STANDARD MOTOR PRODUCTS TX215T, CALORSTAT WS3039 and HOLSTEIN 2CTS0123 and the remaining parts above.
Thermostat
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1430952 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | TEMPERATURE 82C/180F | View on Amazon |
| FOUR SEASONS | 86234 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Housing | View on Amazon |
| MOTORAD | 951180 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Housing, 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.
3 Thermostat parts are listed for the 2024 Honda Pilot, from BECK/ARNLEY, FOUR SEASONS and MOTORAD.
Part numbers include BECK/ARNLEY 1430952, FOUR SEASONS 86234 and MOTORAD 951180.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 0390145 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Seal | View on Amazon |
| ELRING | 108130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: EPDM ethylene propylene diene Monomer (M-class) rubber | View on Amazon |
| FEL-PRO | 35741 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat To Thermostat HousingThermostat Seal | View on Amazon |
| FEL-PRO | 36253 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Water Outlet Seal | 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.
4 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2024 Honda Pilot come from 3 brands — FEL-PRO, BECK/ARNLEY and ELRING.
This group includes BECK/ARNLEY 0390145, ELRING 108130 and FEL-PRO 35741 and the remaining parts above.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1312285 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Gasket | View on Amazon |
| FVP | US9470 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | EX-L Model or Elite or LX Model or Sport or Touring or Trail Sport | View on Amazon |
| US MOTOR WORKS | US9470 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | EX-L Model or Elite or LX Model or Sport or Touring or Trail Sport | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DAYCO Popular | DP904 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Timing Belt Should be Replaced with Water Pump | View on Amazon |
| GMB | 1353100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 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.
5 Water Pump parts are listed for the 2024 Honda Pilot, from BECK/ARNLEY, FVP, US MOTOR WORKS and 2 other brands. DAYCO DP904 carries the "Popular" badge.
Economy: 3 parts, from BECK/ARNLEY, FVP and US MOTOR WORKS. A representative part number is BECK/ARNLEY 1312285.
The Standard Replacement section: 2 options from DAYCO and GMB. DAYCO DP904 is listed in this group.
Listed part numbers: DAYCO DP904, BECK/ARNLEY 1312285 and FVP US9470, plus the other parts above.
Water Pump Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 0394112 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| FEL-PRO | 35677 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | To Block | 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 for the 2024 Honda Pilot come from 2 brands — BECK/ARNLEY and FEL-PRO.
Listed part numbers: BECK/ARNLEY 0394112 and FEL-PRO 35677.
Buying Cooling System Parts for a 2024 Honda Pilot
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 3.5L V6 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 Temperature Sender / Sensor .
Frequently Asked Questions
How many cooling system parts fit the 2024 Honda Pilot?
Our catalog currently lists 58 cooling system parts for the 2024 Honda Pilot across 16 subcategories and 29 brands, covering the 3.5L V6 engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2024 Honda Pilot?
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 2024 Honda Pilot 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 2024 Honda Pilot?
Every part on this page is matched to the 3.5L V6 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 2024 Honda Pilot
Cooling System Parts for Other Honda Pilot Years
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