2024 Lexus TX350 Cooling System Parts

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. Read more

15 Coolant / Antifreeze parts are listed for the 2024 Lexus TX350, 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 Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 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 5 options from AISIN, VALVOLINE, BECK/ARNLEY and 2 other brands — built to original-equipment specification. AISIN ACT002 is listed in this group.

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. Read more

3 Coolant Reservoir Cap parts for the 2024 Lexus TX350 come from 3 brands — CALORSTAT, GATES and MOTORAD.

Listed part numbers: CALORSTAT RC0145, GATES 31541 and MOTORAD T51.

This table covers the Inverter coolers. Typical signs include overheated fluid, a leak at the fittings, or mixed fluids in the reservoir. Flush the lines when you replace a cooler. Read more

This group shows a single part: GPD 14045C.

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. Read more

5 Radiator parts are listed for the 2024 Lexus TX350, from CSF, GPD, KOYORAD and 1 other brand. CSF 4016 carries the "Popular" badge.

Economy: 1 part, from GPD. A representative part number is GPD 14007C.

The Standard Replacement section: 3 options from CSF and KOYORAD. CSF 4016 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This group includes CSF 4016, GPD 14007C and CSF 4017 and the remaining parts above.

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. Read more

4 Radiator Cap parts are listed for the 2024 Lexus TX350, from CALORSTAT, GATES, MOTORAD and 1 other brand.

Listed part numbers: CALORSTAT RC0047, GATES 31411 and MOTORAD T36, plus the other parts above.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

3 Radiator Fan Assembly parts for the 2024 Lexus TX350 come from 3 brands — GPD, TECHPRO and TYC.

The Economy section: 2 options from GPD and TECHPRO. GPD 2812473 is listed in this group.

Standard Replacement: 1 part, from TYC. A representative part number is TYC 625620.

Listed part numbers: GPD 2812473, TECHPRO TO3115229 and TYC 625620.

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. Read more

8 Temperature Sender / Sensor parts are listed for the 2024 Lexus TX350, from STANDARD MOTOR PRODUCTS, WELLS, GPD and 3 other brands. DENSO 1931000 carries the "Popular" badge.

Economy: 2 parts, from GPD and ULTRA-POWER. A representative part number is GPD 1814549.

The Standard Replacement section: 6 options from STANDARD MOTOR PRODUCTS, WELLS, DENSO and 1 other brand. DENSO 1931000 is listed in this group.

This group includes DENSO 1931000, GPD 1814549 and ULTRA-POWER 5S1616 and the remaining parts above.

This table covers the housings and outlets the thermostat sits in. Read more

This group shows a single part: MOTORAD CH2175.

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. Read more

8 Water Pump parts for the 2024 Lexus TX350 come from 7 brands — FVP, AISIN, GATES and 4 other brands. The "Popular" part is AISIN WPT211.

This group includes AISIN WPT211, GATES 41564E and FOUR SEASONS 89072 and the remaining parts above.

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. Read more

One part is listed for the 2024 Lexus TX350 — VICTOR REINZ 711790100.