2015 Audi S8 Engine Parts

This table covers the Camshaft 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

2 Camshaft Plug parts are listed for the 2015 Audi S8, from FEL-PRO and VICTOR REINZ.

Listed part numbers: FEL-PRO ES72806 and VICTOR REINZ 713175600.

This table covers the seals at each camshaft end. 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

This group shows a single part: AJUSA 01567100.

This table covers the bearings in the connecting-rod big ends. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

KING ENGINE BEARINGS supplies both parts for the 2015 Audi S8.

This group includes KING ENGINE BEARINGS CR227XPC and KING ENGINE BEARINGS CR227XPCX.

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 2015 Audi S8 — AJUSA 54319200.

This table covers the main bearings that support the crankshaft in the block. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

2 Crankshaft Main Bearing parts for the 2015 Audi S8 come from KING ENGINE BEARINGS.

This group includes KING ENGINE BEARINGS MB1322XPC and KING ENGINE BEARINGS MB1322XPCX.

This table covers the sleeves used to restore a grooved crankshaft seal surface. Read more

4 Crankshaft Repair Sleeve parts for the 2015 Audi S8 come from 3 brands — WJB / INMOTION PARTS, BCA and NATIONAL.

Listed part numbers: BCA NS99215, NATIONAL 99215 and WJB / INMOTION PARTS WS99215, plus the other parts above.

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

7 Crankshaft Seal parts for the 2015 Audi S8 come from 5 brands — WJB / INMOTION PARTS, AJUSA, VICTOR REINZ and 2 other brands. The "Popular" part is VICTOR REINZ 813555300.

Listed part numbers: VICTOR REINZ 813555300, WJB / INMOTION PARTS WS710279 and AJUSA 15084000, plus the other parts above.

This table covers the Crankshaft Thrust washers. Read more

One part is listed for the 2015 Audi S8 — KING ENGINE BEARINGS TW2027AM.

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

One part is listed for the 2015 Audi S8 — AJUSA 81081200.

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

AJUSA supplies the 5 Cylinder Head Gasket parts for the 2015 Audi S8.

Listed part numbers: AJUSA 10258800, AJUSA 10259000 and AJUSA 52596300, plus the other 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

AJUSA supplies both parts for the 2015 Audi S8.

Part numbers include AJUSA 52596200 and AJUSA 52596500.

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

AJUSA supplies both parts for the 2015 Audi S8.

Part numbers include AJUSA 50543300 and AJUSA 50544600.

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

One part is listed for the 2015 Audi S8 — WELLS 5T5004.

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

4 Intake Manifold Gasket parts are listed for the 2015 Audi S8, from AJUSA and VICTOR REINZ.

Listed part numbers: AJUSA 13326300, AJUSA 13326400 and VICTOR REINZ 714279100, plus the other parts above.

This table covers the intake valves that let air (and fuel, on port-injected engines) into the cylinder. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

2 Intake Valve parts for the 2015 Audi S8 come from 2 brands — MAHLE / CLEVITE and TOPLINE.

Listed part numbers: MAHLE / CLEVITE 2114575 and TOPLINE IVVW17.

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

23 Oil parts for the 2015 Audi S8 come from 5 brands — PENTOSIN, LIQUI MOLY, MOBIL and 2 other brands. The "Popular" part is LIQUI MOLY 20230.

This table covers the heat exchangers that cool engine oil. Typical signs include oil at the cooler fittings, or coolant that looks like a milkshake. Pressure-test both circuits after a cooler swap — a leak here mixes oil and coolant. Read more

This group shows a single part: NISSENS 90916.

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 2015 Audi S8 — FEL-PRO 73668.

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

4 Oil Drain Plug parts for the 2015 Audi S8 come from 3 brands — VAICO, DORMAN and FEL-PRO.

This group includes DORMAN 921131, FEL-PRO 71277 and VAICO V103306 and the remaining parts above.

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

3 Oil Drain Plug Gasket parts are listed for the 2015 Audi S8, from AJUSA, FEL-PRO and VAICO.

This group includes AJUSA 18001000, FEL-PRO 71866 and VAICO V103328.

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

11 Oil Filter parts for the 2015 Audi S8 come from 9 brands — BOSCH, MANN, CHAMP / LUBER-FINER and 6 other brands. The "Popular" part is HENGST E861HD413.

The Economy section lists 2 options from BOSCH and CHAMP / LUBER-FINER — the catalog's value-priced group. BOSCH 72255WS is listed in this group.

In the Standard Replacement grade, MANN, HENGST, MAHLE / CLEVITE and 5 other brands supply 9 parts: built to original-equipment specification. A representative part number is HENGST E861HD413.

This table covers the Oil Filter covers. Read more

One part is listed for the 2015 Audi S8 — VAICO V106585.

This table covers the Oil Level 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

This group shows a single part: VEMO V10720141.

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 2015 Audi S8 come from 2 brands — ELRING and VICTOR REINZ.

Listed part numbers: ELRING 030793 and VICTOR REINZ 703141410.

This table covers the Oil Pump Control Valve solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

One part is listed for the 2015 Audi S8 — GATES VVS265.

This table covers the Oil Temperature senders. Read more

One part is listed for the 2015 Audi S8 — VEMO V10720279.

This table covers the rocker arms that transfer cam motion to the valves. Read more

4 Rocker Arm parts for the 2015 Audi S8 come from 3 brands — MELLING, INA and VAICO.

Listed part numbers: INA VR0058, MELLING MR1347 and MELLING MR1349, plus the other parts above.

This table covers the timing chains that keep the cams in time with the crank. Read more

5 Timing Chain parts are listed for the 2015 Audi S8, from CLOYES and INA. INA ZC0229 carries the "Popular" badge.

This group includes INA ZC0229, CLOYES C938 and CLOYES C940 and the remaining parts above.

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

CLOYES supplies the 3 Timing Chain Guide / Damper parts for the 2015 Audi S8.

Part numbers include CLOYES 96006, CLOYES 96004 and CLOYES 96005.

This table covers the tensioners that keep the timing chain taut. Typical signs include belt flutter, a chirp that returns after a new belt, or an arm that no longer damps. Replace the tensioner with the belt at higher mileage. Read more

8 Timing Chain Tensioner parts for the 2015 Audi S8 come from 3 brands — INA, CLOYES and VAICO. The "Popular" part is INA ZT0163.

This group includes INA ZT0163, INA ZT95155 and CLOYES 96235 and the remaining parts above.

This table covers the Timing Idler sprockets. Read more

One part is listed for the 2015 Audi S8 — CLOYES S1192.

This table covers the turbochargers that compress intake air. Read more

2 Turbocharger parts for the 2015 Audi S8 come from GPD.

Part numbers include GPD 2511740 and GPD 2511741.

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 2015 Audi S8 — WELLS 5S13476.

This table covers the Turbocharger Diverter / Bypass valves. Typical signs include a circuit that will not hold, a whistle, or a code for this valve. A stuck valve is often debris. Clean the ports before installing the new one. Read more

5 Turbocharger Diverter / Bypass Valve parts for the 2015 Audi S8 come from 5 brands — SKP, DORMAN, PIERBURG and 2 other brands. The "Popular" part is SKP SK911240.

This group includes SKP SK911240, DORMAN 911240 and PIERBURG 701830130 and the remaining parts above.

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 2015 Audi S8 — AJUSA JTC12654.

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

2 Turbocharger Oil Line parts for the 2015 Audi S8 come from AJUSA.

Listed part numbers: AJUSA OP11326 and AJUSA OP11371.

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

4 Valve Lifter parts for the 2015 Audi S8 come from 4 brands — VAICO, AJUSA, MELLING and 1 other brand.

The Economy section: 1 option from VAICO. VAICO V104397 is listed in this group.

Standard Replacement: 3 parts, from AJUSA, MELLING and TOPLINE. A representative part number is AJUSA 85009000.

This group includes VAICO V104397, AJUSA 85009000 and MELLING JB7532 and the remaining parts above.

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

One part is listed for the 2015 Audi S8 — 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

6 Valve Stem Seal parts for the 2015 Audi S8 come from 5 brands — VICTOR REINZ, FEL-PRO, AJUSA and 2 other brands. The "Popular" part is FEL-PRO SS710741.

Part numbers include FEL-PRO SS710741, VICTOR REINZ 123130612 and AJUSA 57058000, 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

11 Variable Valve Timing (VVT) Solenoid / Actuator parts for the 2015 Audi S8 come from 9 brands — SKP, HOLSTEIN, SPECTRA PREMIUM and 6 other brands. The "Popular" part is SKP SK918130.

The Economy section: 8 options from SKP, HOLSTEIN, SPECTRA PREMIUM and 3 other brands. SKP SK918130 is listed in this group.

Standard Replacement: 3 parts, from BECK/ARNLEY, STANDARD MOTOR PRODUCTS and VAICO. A representative part number is BECK/ARNLEY 0242143.

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

4 Variable Valve Timing (VVT) Sprocket parts for the 2015 Audi S8 come from 2 brands — ÜRO PARTS and VAICO.

The Economy section: 2 options from ÜRO PARTS. ÜRO PARTS 06E109083N is listed in this group.

Standard Replacement: 2 parts, from VAICO. A representative part number is VAICO V107323.

This group includes ÜRO PARTS 06E109083N, ÜRO PARTS 06E109084N and VAICO V107323 and the remaining parts above.