2020 Audi A8 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 2020 Audi A8 come from 6 brands — PRESTONE, PEAK, PENTOSIN and 3 other brands. The "Popular" part is FVP MV5050GAL. 14 parts fit every engine; the other 1 is engine-specific.

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, PRESTONE and PEAK — 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, PENTOSIN, AISIN, PEAK and 1 other brand supply 6 parts: built to original-equipment specification. A representative part number is AISIN ACE010.

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. Read more

One part is listed for the 2020 Audi A8 — VICTOR REINZ 411047900.

This table covers the Coolant Hose Flange plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

This group shows a single part: ÜRO PARTS 357121140.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

One part is listed for the 2020 Audi A8 — REIN EPT0275.

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 are listed for the 2020 Audi A8, from MOTORAD, REIN and ÜRO PARTS. 2 parts fit every engine; the other 1 is engine-specific.

This group includes MOTORAD T111, REIN CPE0039 and ÜRO PARTS 4M0121321Q.

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

2 Radiator parts for the 2020 Audi A8 come from 2 brands — MAHLE / CLEVITE and NISSENS. Every part fits all 3 engine options (3.0L V6 ELECTRIC/GAS Turbocharged, 3.0L V6 Turbocharged and 4.0L V8 Turbocharged).

Part numbers include MAHLE / CLEVITE CR960000S and NISSENS 606578.

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

5 Radiator Fan Assembly parts are listed for the 2020 Audi A8, from VEMO and TECHPRO. VEMO V10010014 carries the "Popular" badge. All of them fit every engine offered in the 2020 A8.

Part numbers include VEMO V10010014, TECHPRO AU3115124 and VEMO V15011943, among others listed above.

This table covers the Radiator insulators. Read more

VNE supplies both parts for the 2020 Audi A8.

Part numbers include VNE 41000073 and VNE 41000074.

This table covers the Radiator Insulator sleeves. Read more

One part is listed for the 2020 Audi A8 — REIN AVM0730.

This table covers the Radiator mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

One part is listed for the 2020 Audi A8 — REIN AVM0729.

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

11 Temperature Sender / Sensor parts for the 2020 Audi A8 come from 7 brands — GPD, STANDARD MOTOR PRODUCTS, VNE and 4 other brands. The "Popular" part is BECK/ARNLEY 1581679. 3 parts fit every engine; the other 8 are engine-specific.

The Economy section: 3 options from GPD. GPD 1814521 is listed in this group.

Standard Replacement: 8 parts, from STANDARD MOTOR PRODUCTS, VNE, BECK/ARNLEY and 3 other brands. A representative part number is BECK/ARNLEY 1581679.

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

6 Thermostat parts are listed for the 2020 Audi A8, from AISIN, CALORSTAT and MOTORAD.

Listed part numbers: AISIN THRVG0013, AISIN THRVG0018 and CALORSTAT TE7367103J, plus the other parts above.

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

One part is listed for the 2020 Audi A8 — VEMO V10990020.

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

12 Water Pump parts are listed for the 2020 Audi A8, from PIERBURG, FOUR SEASONS, NISSENS and 4 other brands. BECK/ARNLEY 1312513 carries the "Popular" badge.

Economy: 2 parts, from BECK/ARNLEY and VAICO. A representative part number is BECK/ARNLEY 1312513.

The Standard Replacement section: 9 options from PIERBURG, FOUR SEASONS, NISSENS and 1 other brand. GATES 41568E is listed in this group.

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