2016 Audi S8 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

17 Coolant / Antifreeze parts are listed for the 2016 Audi S8, from PRESTONE, PEAK, VALVOLINE and 3 other brands. FVP MV5050GAL 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, FVP, PRESTONE, PEAK and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

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 7 options from PENTOSIN, VALVOLINE, AISIN and 1 other brand — built to original-equipment specification. VALVOLINE 861399 is listed in this group.

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

6 Coolant Hose / Pipe Seal parts for the 2016 Audi S8 come from 4 brands — ELRING, DORMAN, FEL-PRO and 1 other brand. The "Popular" part is DORMAN 47451.

Part numbers include DORMAN 47451, FEL-PRO 35831 and ELRING 793110, among others listed above.

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

One part is listed for the 2016 Audi S8 — ÜRO PARTS 357121140.

This table covers the Coolant Hose retainers and clips. Read more

One part is listed for the 2016 Audi S8 — BECK/ARNLEY 1470039.

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 2016 Audi S8 come from 3 brands — CALORSTAT, MOTORAD and REIN.

Part numbers include CALORSTAT RC0162, MOTORAD T49 and REIN CPE0039.

This table covers the adapters used to pressure-test this cooling system. Read more

MOTORAD supplies both parts for the 2016 Audi S8.

This group includes MOTORAD 3036 and MOTORAD 3037.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

One part is listed for the 2016 Audi S8 — MAHLE / CLEVITE CI642000P.

This table covers the gaskets that seal the Intercooler. 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

2 Intercooler Gasket parts for the 2016 Audi S8 come from ELRING.

Listed part numbers: ELRING 574890 and ELRING 574900.

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

3 Radiator parts are listed for the 2016 Audi S8, from NISSENS and GPD.

Economy: 1 part, from GPD. A representative part number is GPD 13795C.

The Standard Replacement section: 2 options from NISSENS. NISSENS 60359 is listed in this group.

Part numbers include GPD 13795C, NISSENS 60359 and NISSENS 60326.

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

One part is listed for the 2016 Audi S8 — VAICO V100890.

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 2016 Audi S8 come from VEMO.

Part numbers include VEMO V15011929, VEMO V15011930 and VEMO V15011955.

This table covers the Radiator insulators. Read more

3 Radiator Insulator parts for the 2016 Audi S8 come from VNE.

This group includes VNE 41000034, VNE 41000036 and VNE 41000078.

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

2 Radiator Mount parts for the 2016 Audi S8 come from REIN.

Listed part numbers: REIN AVM0702 and REIN AVM0742.

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

24 Temperature Sender / Sensor parts are listed for the 2016 Audi S8, from STANDARD MOTOR PRODUCTS, HOLSTEIN, GPD and 13 other brands. HOLSTEIN 2CTS0490 carries the "Popular" badge.

Economy: 10 parts, from HOLSTEIN, GPD, VEMO and 4 other brands. A representative part number is HOLSTEIN 2CTS0490.

The Standard Replacement section: 14 options from BECK/ARNLEY, STANDARD MOTOR PRODUCTS, FACET and 7 other brands. BECK/ARNLEY 1580784 is listed in this group.

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

4 Thermostat parts for the 2016 Audi S8 come from 4 brands — ÜRO PARTS, CALORSTAT, MOTORAD and 1 other brand.

The Economy section: 1 option from ÜRO PARTS. ÜRO PARTS 079121115BL is listed in this group.

Standard Replacement: 3 parts, from CALORSTAT, MOTORAD and REIN. A representative part number is CALORSTAT TE719497J.

This group includes ÜRO PARTS 079121115BL, CALORSTAT TE719497J and MOTORAD 958207 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

9 Water Pump parts for the 2016 Audi S8 come from 6 brands — PIERBURG, NISSENS, BECK/ARNLEY and 3 other brands. The "Popular" part is PIERBURG 701713270.

The Economy section: 2 options from BECK/ARNLEY and CARDONE. BECK/ARNLEY 1312564 is listed in this group.

Standard Replacement: 7 parts, from PIERBURG, NISSENS, FOUR SEASONS and 1 other brand. A representative part number is PIERBURG 701713270.

This group includes PIERBURG 701713270, BECK/ARNLEY 1312564 and CARDONE 5W4010 and the remaining parts above.