2021 Genesis G80 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 for the 2021 Genesis G80 come from 7 brands — PRESTONE, PEAK, BECK/ARNLEY and 4 other brands. The "Popular" part is FVP MV5050GAL. Every part fits both the 2.5L L4 Turbocharged and the 3.5L V6 Turbocharged.

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 FVP, PEAK and PRESTONE — the catalog's value-priced group. FVP MV5050GAL is listed in this group.

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, BECK/ARNLEY, VALVOLINE, AISIN and 2 other brands supply 6 parts: built to original-equipment specification. A representative part number is VALVOLINE 861398.

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

2 Radiator Cap parts for the 2021 Genesis G80 come from 2 brands — DORMAN and MOTORAD. 1 part fits every engine; the other 1 is engine-specific.

Listed part numbers: DORMAN 54237 and MOTORAD T20R.

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

TECHPRO supplies both parts for the 2021 Genesis G80.

Part numbers include TECHPRO HY3115182 and TECHPRO HY3115189.

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 for the 2021 Genesis G80 come from 5 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, GPD and 2 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS TX337.

The Economy section: 1 option from GPD. GPD 1816395 is listed in this group.

Standard Replacement: 3 parts, from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and WELLS. A representative part number is STANDARD MOTOR PRODUCTS TX337.

4 further parts sit outside the graded sections, with the same engine-level match.

This group includes STANDARD MOTOR PRODUCTS TX337, GPD 1816395 and WALKER PRODUCTS 2112146 and the remaining parts above.

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. Read more

5 Thermostat parts are listed for the 2021 Genesis G80, from CALORSTAT, AISIN, GATES and 2 other brands. CALORSTAT TH629482 carries the "Popular" badge.

This group includes CALORSTAT TH629482, AISIN THYK801 and GATES 34807 and the remaining parts above.

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

7 Water Pump parts are listed for the 2021 Genesis G80, from FVP, GMB, AISIN and 1 other brand. AISIN WPK832 carries the "Popular" badge.

Economy: 1 part, from FVP. A representative part number is FVP US8213.

The Standard Replacement section: 3 options from GMB and AISIN. AISIN WPK832 is listed in this group.

3 ungrouped parts are not assigned to a grade, with the same engine-level match.

Listed part numbers: AISIN WPK832, FVP US8213 and GMB 1463040, plus the other parts above.