2020 Audi A8 Engine Parts

This table covers lower / conversion gasket sets for oil-pan and related joints. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

One part is listed for the 2020 Audi A8 — AJUSA 54319300.

This table covers the front and rear seals that keep oil in at the crankshaft. 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

5 Crankshaft Seal parts for the 2020 Audi A8 come from 3 brands — VICTOR REINZ, AJUSA and MAHLE / CLEVITE. The "Popular" part is VICTOR REINZ 813555300.

This group includes VICTOR REINZ 813555300, AJUSA 15088800 and AJUSA 15084000 and the remaining parts above.

This table covers the bolts that clamp the cylinder head to the block. Read more

One part is listed for the 2020 Audi A8 — AJUSA 81081300.

This table covers the head gaskets that seal the block to the cylinder head. 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

5 Cylinder Head Gasket parts are listed for the 2020 Audi A8, from AJUSA and ELRING.

This group includes AJUSA 10258700, AJUSA 10258900 and AJUSA 52597700 and the remaining parts above.

This table covers multi-piece gasket sets for a cylinder-head job. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

One part is listed for the 2020 Audi A8 — AJUSA 52597600.

This table covers full gasket kits covering the joints opened in an engine rebuild. Typical signs include the leaks that sent the engine or gearbox to the bench. Use every gasket the set is meant for that opening — leftover unused pieces usually belong to another configuration. Read more

One part is listed for the 2020 Audi A8 — AJUSA 50544800.

This table covers the followers that drive a mechanical fuel pump off the camshaft. Read more

2 Fuel Pump Camshaft Follower parts are listed for the 2020 Audi A8, from ASTEMO / HITACHI and VEMO.

Part numbers include ASTEMO / HITACHI HCF3057 and VEMO V10250019.

This table covers the gaskets between the intake manifold and the cylinder head. 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 2020 Audi A8 — AJUSA 13326700.

This table covers the engine oils listed by grade and specification for this engine. Typical signs include a low-oil lamp, knocking after a long interval, or oil that has gone thin and black well before the next service. Match the viscosity and spec in the notes (and on the filler cap). The tables group grades — they are not interchangeable. Read more

15 Oil parts for the 2020 Audi A8 come from 5 brands — PENTOSIN, LIQUI MOLY, VAICO and 2 other brands. The "Popular" part is PENTOSIN 8043206.

This table covers the seals at the Oil Dipstick / Tube. 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 — FEL-PRO 73668.

This table covers the drain plugs in the oil pan. Read more

3 Oil Drain Plug parts for the 2020 Audi A8 come from 2 brands — REIN and VAICO.

This group includes REIN HWP1014, REIN HWU1014 and VAICO V105828.

This table covers the crush washers and gaskets under the oil drain plug. 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

5 Oil Drain Plug Gasket parts are listed for the 2020 Audi A8, from DORMAN, AJUSA, JAPANESE OE and 1 other brand. DORMAN 095147 carries the "Popular" badge.

Listed part numbers: DORMAN 095147, AJUSA 22007000 and DORMAN 995147CD, plus the other parts above.

This table covers the caps on the oil filler neck. Read more

This group shows a single part: MOTORAD MO153.

This table covers the oil filters that screw onto this engine's filter mount. Typical signs include low oil pressure after a service, or a filter that will not spin off because the old gasket stayed on the block. Lube the new gasket and tighten to the spec on the box; a double-gasket install dumps the sump on the first drive. Read more

10 Oil Filter parts for the 2020 Audi A8 come from 9 brands — VARIOUS MFR, CHAMP / LUBER-FINER, ULTRA-POWER and 6 other brands. The "Popular" part is HENGST E914HD398.

The Economy section lists 4 options from CHAMP / LUBER-FINER, ULTRA-POWER, VAICO and 1 other brand — the catalog's value-priced group. CHAMP / LUBER-FINER P1074 is listed in this group.

In the Standard Replacement grade, HENGST, WIX, ACDELCO and 3 other brands supply 6 parts: built to original-equipment specification. A representative part number is HENGST E914HD398.

This table covers the Oil Filter covers. Read more

One part is listed for the 2020 Audi A8 — MOTORAD MO374.

This table covers the Oil Level Sensor Gasket O-rings. Typical signs include a seep at a fitting or a housing that weeps after a service. Lube the new O-ring with the fluid it will see, and do not roll it into the groove. Read more

This group shows a single part: AJUSA 01899000.

This table covers the gaskets between the oil pan and the block. 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 Oil Pan Gasket parts for the 2020 Audi A8 come from 2 brands — ELRING and VICTOR REINZ.

This group includes ELRING 030793 and VICTOR REINZ 703141410.

This table covers the Oil pumps. Typical signs include noise from the pump, no pressure, or fluid that never arrives at the outlet. Prime or fill the pump as the notes require. A dry start is a common way to kill a new unit. Read more

This group shows a single part: PIERBURG 707919140.

This table covers the gaskets that seal the Oil Pump. 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 2020 Audi A8 — ELRING 372200.

This table covers the Oil Temperature senders. Read more

One part is listed for the 2020 Audi A8 — VEMO V10720240.

This table covers the guides and dampers that keep the timing chain on its path. Read more

One part is listed for the 2020 Audi A8 — ÜRO PARTS 079109470.

This table covers the Turbocharger Boost sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

One part is listed for the 2020 Audi A8 — WELLS 5S15727.

This table covers the gaskets that seal the Turbocharger. 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 2020 Audi A8 — AJUSA JTC12655.

This table covers the Turbocharger Oil lines. Typical signs include a wet fitting, a rusted pipe, or a pressure loss in this circuit. Flare or thread the new line the way the notes specify; a kinked replacement will fail early. Read more

This group shows a single part: AJUSA OP11361.

This table covers the gaskets that seal the valve cover to the cylinder head. 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 Valve Cover Gasket parts for the 2020 Audi A8 come from AJUSA.

This group includes AJUSA 11171600 and AJUSA 11171700.

This table covers the lifters / tappets that transfer cam motion to the valves. Read more

This group shows a single part: AJUSA 85009000.

This table covers the keepers that lock each valve-spring retainer to the stem. Read more

One part is listed for the 2020 Audi A8 — MELLING VL1098.

This table covers the seals on each valve stem that control oil into the guides. 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

4 Valve Stem Seal parts for the 2020 Audi A8 come from 2 brands — AJUSA and MAHLE / CLEVITE.

Part numbers include AJUSA 12021100, AJUSA 12035500 and AJUSA 57092500, among others listed above.

This table covers the oil-control solenoids that command the cam phasers. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same. Read more

2 Variable Valve Timing (VVT) Solenoid / Actuator parts for the 2020 Audi A8 come from 2 brands — STANDARD MOTOR PRODUCTS and VNE.

Part numbers include STANDARD MOTOR PRODUCTS VVT473 and VNE 4022007.

This table covers the cam phaser sprockets used by the variable-valve-timing system. Read more

This group shows a single part: STANDARD MOTOR PRODUCTS VVT779.