The 2021 Audi A8 has 11 electrical connector parts with verified fitment on this page — 5 part types and 4 brands, covering all 3 engine options (3.0L V6 ELECTRIC/GAS Turbocharged, 3.0L V6 Turbocharged and 4.0L V8 Turbocharged). Each part includes a manufacturer part number and application notes.
The connector system on the 2021 Audi A8 supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules. The largest groups are Repair Harness (5 parts), Ignition Coil Connector (2 parts) and Parking Aid Sensor Connector (2 parts). The other 2 part types cover the remaining 2 parts.
The 2021 Audi A8 was sold with 3 engines. 9 parts fit every engine; the other 2 are engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Audi A8 electrical connector parts are VEMO (5 parts), STANDARD MOTOR PRODUCTS (4 parts) and WELLS (1 part), plus 1 more brand.
1 part on this 2021 Audi A8 page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — VEMO V10830080 (Repair Harness). Click any part number to see every vehicle that part fits.
Brake Pad Wear Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2021 A8 engines | S2906 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Black | View on Amazon |
This table covers the harness connectors at the Brake Pad Wear Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S2906.
Ignition Coil Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2021 A8 engines | S2869 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: all 2021 A8 engines | 1P2648 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the harness connectors at the Ignition Coil. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Ignition Coil Connector parts are listed for the 2021 Audi A8, from STANDARD MOTOR PRODUCTS and WELLS. All of them fit every engine offered in the 2021 A8.
This group includes STANDARD MOTOR PRODUCTS S2869 and WELLS 1P2648.
Oil Pressure Sender / Switch Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: all 2021 A8 engines | S2893 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Black | View on Amazon |
This table covers the harness connectors at the Oil Pressure Sender / Switch. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
This group shows a single part: STANDARD MOTOR PRODUCTS S2893.
Parking Aid Sensor Connector
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Fits: all 2021 A8 engines | 2HAR0060 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2021 A8 engines | S2316 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: OvalNumber of Splice Connectors Included: 3 | View on Amazon |
This table covers the harness connectors at the Parking Aid Sensor. Typical signs include an intermittent fault that moves when you wiggle the plug, green corrosion, or a melted housing. Match terminal count and keyway, not just color. Many families look identical and will not lock.
2 Parking Aid Sensor Connector parts are listed for the 2021 Audi A8, from HOLSTEIN and STANDARD MOTOR PRODUCTS. All of them fit every engine offered in the 2021 A8.
Listed part numbers: HOLSTEIN 2HAR0060 and STANDARD MOTOR PRODUCTS S2316.
Repair Harness
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Popular Fits: all 2021 A8 engines | V10830080 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes: Expert Kits | View on Amazon |
| VEMO Fits: all 2021 A8 engines | V10830094 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VEMO Fits: all 2021 A8 engines | V10560006 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VEMO Fits: 4.0L V8 Turbocharged | V24830035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes: Expert Kits | View on Amazon |
| VEMO Fits: 4.0L V8 Turbocharged | V10830101 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Grade: Q+2-Pole, Cable Length 315mm | View on Amazon |
This table covers the Repair harnesses.
VEMO supplies the 5 Repair Harness parts for the 2021 Audi A8. VEMO V10830080 carries the "Popular" badge. 3 parts fit every engine; the other 2 are engine-specific.
Part numbers include VEMO V10830080, VEMO V10830094 and VEMO V10560006, among others listed above.
Buying Electrical Connector Parts for a 2021 Audi A8
On this vehicle, the connector system supplies the pigtails and connector bodies that terminate the vehicle harness at lamps, sensors and modules.
- Match the engine first. Some electrical connector parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Repair Harness and Ignition Coil Connector .
Frequently Asked Questions
How many electrical connector parts fit the 2021 Audi A8?
Our catalog currently lists 11 electrical connector parts for the 2021 Audi A8 across 5 subcategories and 4 brands, covering all 3 engine options (3.0L V6 ELECTRIC/GAS Turbocharged, 3.0L V6 Turbocharged and 4.0L V8 Turbocharged). Each part is matched to the engine(s) it fits.
Do electrical connector parts differ between 2021 Audi A8 engines?
Some do. 9 parts fit every engine; the other 2 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical connector problems on a 2021 Audi A8?
Common symptoms include intermittent faults that move when the harness is wiggled, green corrosion inside a plug, or melted connector housings near heat sources. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, use heat-shrink crimp connectors rather than twist-and-tape for any pigtail splice, especially outside the cabin.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Audi A8 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Audi A8?
First match the engine — each row shows which engine(s) the part fits. Then match the connector by terminal count and keyway, not just appearance — many families look identical but will not lock. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Audi A8
Electrical Connector Parts for Other Audi A8 Years
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