This page lists 56 cooling system parts for the 2024 Lexus ES350, across 12 part types, covering the 3.5L V6 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2024 Lexus ES350, 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. 31 parts of the 56 listed are Coolant / Antifreeze (15 parts), Radiator (9 parts) and Water Pump (7 parts). The other 9 part types cover the remaining 25 parts.
The 2024 Lexus ES350 came with a single engine, the 3.5L V6, and every part is verified against it.
31 brands supply cooling system parts for the 2024 Lexus ES350, led by PRESTONE (5 parts), PEAK (4 parts) and BECK/ARNLEY (4 parts), plus 28 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 2024 Lexus ES350. 9 parts have it, including PRESTONE AF2100 (Coolant / Antifreeze) and CSF 3858 (Radiator). 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 🇲🇽 MX | Prime YellowAll Vehicles | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PEAK | BQA1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blue Mountain Long LifeAll Vehicle | View on Amazon |
| PRESTONE | AF3100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Prime Yellow - All VehiclesExtended Life | View on Amazon |
| VALVOLINE | 719009 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | 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 | AF6210 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MAX Original EquipmentAsian Red/Pink | View on Amazon |
| PRESTONE | AFMAX | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Max Universal1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | ACT002 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | PinkHOAT | View on Amazon |
| VALVOLINE Popular | 675130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Asian Vehicle Red1 Gallon | View on Amazon |
| BECK/ARNLEY | 2521502 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Extra Life Pink | View on Amazon |
| BECK/ARNLEY | 2521002 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Premium Red | View on Amazon |
| PEAK | PAR1GAL | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OET Asian Extended Life Red1 Gallon | View on Amazon |
| PENTOSIN | 8115209 | 🇺🇸 US 🇨🇦 CA 🇲🇽 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.
15 Coolant / Antifreeze parts are listed for the 2024 Lexus ES350, from PRESTONE, PEAK, VALVOLINE and 3 other brands. PRESTONE AF2100 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, PEAK, PRESTONE and VALVOLINE supply 3 parts: the catalog's value-priced group. A representative part number is PEAK BQA1GAL.
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 6 options from BECK/ARNLEY, AISIN, VALVOLINE and 2 other brands — built to original-equipment specification. AISIN ACT002 is listed in this group.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | TO3014138 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Assembly | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
This group shows a single part: TECHPRO TO3014138.
Radiator
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | TO3010364 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | North America Built Vehicle | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CSF Popular | 3858 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Upgraded with Higher Performance & Stronger B-Tube Design | View on Amazon |
| TYC Popular | 13670 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| AGILITY | 8013670 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MAIN RADIATOR | View on Amazon |
| DENSO | 2219627 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits North American Builtor Japan Product Part | View on Amazon |
| NISSENS | 606786 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brazed cooling fins | View on Amazon |
| OSC | 13670 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | For vehicle built in USA | View on Amazon |
| SPECTRA PREMIUM | CU13670 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| UAC | RA13670C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 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.
9 Radiator parts are listed for the 2024 Lexus ES350, from TECHPRO, CSF, TYC and 6 other brands. CSF 3858 carries the "Popular" badge.
Economy: 1 part, from TECHPRO. A representative part number is TECHPRO TO3010364.
The Standard Replacement section: 8 options from CSF, TYC, AGILITY and 5 other brands. CSF 3858 is listed in this group.
Listed part numbers: CSF 3858, TECHPRO TO3010364 and TYC 13670, plus the other parts above.
Radiator Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| 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.
3 Radiator Cap parts are listed for the 2024 Lexus ES350, from GATES, MOTORAD and SKP.
Part numbers include GATES 31412, MOTORAD T37 and SKP SK10242.
Radiator Fan Assembly
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | TO3115204 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Single Fan Assembly | View on Amazon |
| VARIOUS MFR | TO3115204 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Single Fan Assembly | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC Popular | 624440 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| ACKOJA | A70010012 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with OE No. 1636031500 | View on Amazon |
| AGILITY | 6010546 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Single Fan Configuration | View on Amazon |
| UAC | FA50810C | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator.
6 Radiator Fan Assembly parts for the 2024 Lexus ES350 come from 6 brands — TECHPRO, VARIOUS MFR, TYC and 3 other brands. The "Popular" part is TYC 624440.
The Economy section: 2 options from TECHPRO and VARIOUS MFR. TECHPRO TO3115204 is listed in this group.
Standard Replacement: 4 parts, from TYC, ACKOJA, AGILITY and 1 other brand. A representative part number is TYC 624440.
Part numbers include TYC 624440 and TECHPRO TO3115204, among others listed above.
Radiator Hose
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES | 52054 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded | View on Amazon |
| GATES | 52056 | 🇺🇸 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.
2 Radiator Hose parts for the 2024 Lexus ES350 come from GATES.
Part numbers include GATES 52054 and GATES 52056.
Radiator Insulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | TO3013100 | 🇺🇸 US 🇨🇦 CA | RH | View on Amazon |
This table covers the Radiator insulators.
This group shows a single part: TECHPRO TO3013100.
Temperature Sender / Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 1814519 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Gender: Female | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | TX319 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Located on Intake Manifold | View on Amazon |
| WALKER PRODUCTS | 2112012 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| WELLS | 5S15288 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NISSENS | 207157 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Model or F Sport Design or F Sport Handling or Luxury or Ultra Luxury | 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.
5 Temperature Sender / Sensor parts are listed for the 2024 Lexus ES350, from GPD, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 2 other brands. STANDARD MOTOR PRODUCTS TX319 carries the "Popular" badge.
Economy: 1 part, from GPD. A representative part number is GPD 1814519.
The Standard Replacement section: 3 options from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and WELLS. STANDARD MOTOR PRODUCTS TX319 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Listed part numbers: STANDARD MOTOR PRODUCTS TX319, GPD 1814519 and WALKER PRODUCTS 2112012, plus the other parts above.
Thermostat
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN | THT024 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 87°C | View on Amazon |
| BECK/ARNLEY | 1430975 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | TEMPERATURE 86C/188F | View on Amazon |
| FOUR SEASONS | 86316 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Housing | View on Amazon |
| MOTORAD | 1049188 | 🇺🇸 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.
4 Thermostat parts for the 2024 Lexus ES350 come from 4 brands — AISIN, BECK/ARNLEY, FOUR SEASONS and 1 other brand.
Part numbers include AISIN THT024, BECK/ARNLEY 1430975 and FOUR SEASONS 86316, among others listed above.
Thermostat Housing / Water Outlet
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 9025932 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thermostat Housing | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | CH2093 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Sensor and Seals | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
2 Thermostat Housing / Water Outlet parts for the 2024 Lexus ES350 come from 2 brands — DORMAN and MOTORAD.
The Economy section: 1 option from DORMAN. DORMAN 9025932 is listed in this group.
Standard Replacement: 1 part, from MOTORAD. A representative part number is MOTORAD CH2093.
This group includes DORMAN 9025932 and MOTORAD CH2093.
Water Inlet Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 01184900 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the gaskets that seal the Water Inlet. 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 2024 Lexus ES350 — AJUSA 01184900.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1312538 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| FVP | US8150 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Model or F Sport Design or F Sport Handling or Luxury or Ultra Luxury | View on Amazon |
| US MOTOR WORKS | US8150 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Base Model or F Sport Design or F Sport Handling or Luxury or Ultra Luxury | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AISIN Popular | WPT808 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| GATES Popular | 43424 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DAYCO | DP2182 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| GMB | 1703020 | 🇺🇸 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.
7 Water Pump parts for the 2024 Lexus ES350 come from 7 brands — BECK/ARNLEY, FVP, US MOTOR WORKS and 4 other brands. The "Popular" part is AISIN WPT808.
The Economy section: 3 options from BECK/ARNLEY, FVP and US MOTOR WORKS. BECK/ARNLEY 1312538 is listed in this group.
Standard Replacement: 4 parts, from AISIN, GATES, DAYCO and 1 other brand. A representative part number is AISIN WPT808.
This group includes AISIN WPT808, BECK/ARNLEY 1312538 and FVP US8150 and the remaining parts above.
Buying Cooling System Parts for a 2024 Lexus ES350
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 Radiator .
Frequently Asked Questions
How many cooling system parts fit the 2024 Lexus ES350?
Our catalog currently lists 56 cooling system parts for the 2024 Lexus ES350 across 12 subcategories and 31 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 Lexus ES350?
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 Lexus ES350 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 Lexus ES350?
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 Lexus ES350
Cooling System Parts for Other Lexus ES350 Years
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