This page lists 5 interior parts for the 2018 Audi A8, across 2 part types, covering all 3 engine options (3.0L V6 Supercharged, 4.0L V8 Turbocharged and 6.3L W12). Every part shows its brand, manufacturer part number and fitment notes.
The interior on the 2018 Audi A8 covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear. All 5 listed parts are Window Regulator (4 parts) and Accelerator Pedal Position Sensor (1 part).
The 2018 Audi A8 was sold with 3 engines. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2018 Audi A8 interior parts are TECHPRO (4 parts) and STANDARD MOTOR PRODUCTS (1 part).
Each part number listed for the 2018 Audi A8 opens a page with every vehicle that part fits.
Accelerator Pedal Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Fits: 6.3L W12 | APS353 | 🇲🇽 MX | Black | View on Amazon |
This table covers the Accelerator Pedal position sensors. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
One part is listed for the 2018 Audi A8 — STANDARD MOTOR PRODUCTS APS353.
Window Regulator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO Fits: 6.3L W12 | AU1350107 | 🇲🇽 MX | Front Left | View on Amazon |
| TECHPRO Fits: 6.3L W12 | AU1351107 | 🇲🇽 MX | Front Right | View on Amazon |
| TECHPRO Fits: 6.3L W12 | AU1550106 | 🇲🇽 MX | Rear Left | View on Amazon |
| TECHPRO Fits: 6.3L W12 | AU1551106 | 🇲🇽 MX | Rear Right | View on Amazon |
This table covers the regulators that raise and lower each door glass.
4 Window Regulator parts for the 2018 Audi A8 come from TECHPRO.
Listed part numbers: TECHPRO AU1350107, TECHPRO AU1351107 and TECHPRO AU1550106, plus the other parts above.
Buying Interior Parts for a 2018 Audi A8
On this vehicle, the interior covers cabin hardware — seat components, handles, switch bezels, carpet, pedals and the pieces that take daily wear.
- Match the engine first. Every interior part here is 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, replace the retainer clips with any panel removal — they are cheap insurance against squeaks.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Window Regulator and Accelerator Pedal Position Sensor .
Frequently Asked Questions
How many interior parts fit the 2018 Audi A8?
Our catalog currently lists 5 interior parts for the 2018 Audi A8 across 2 subcategories and 2 brands, covering all 3 engine options (3.0L V6 Supercharged, 4.0L V8 Turbocharged and 6.3L W12). Each part is matched to the engine(s) it fits.
Do interior parts differ between 2018 Audi A8 engines?
Yes. Every interior part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. 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 interior problems on a 2018 Audi A8?
Common symptoms include a door handle that works only from outside, sagging headliner, a window switch that needs two presses, or seat adjusters that stick. 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, replace the retainer clips with any panel removal — they are cheap insurance against squeaks.
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 2018 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 2018 Audi A8?
First match the engine — each row shows which engine(s) the part fits. Then interior plastics are often color- and trim-specific — check the notes column against your trim level before ordering. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Audi A8
Interior Parts for Other Audi A8 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.