Oil change — LongLife service
Per indicator, up to ~30,000 km / 2 years
30 000 km
24 months
VW 504 00 (petrol) or 507 00 (diesel) oil required to stay on LongLife.
Source [1]C8 · 2018–2025
Audi A6 55 TFSI quattro C8 · 340 hp (2018 to 2025)
The Audi A6 55 TFSI quattro of the C8 generation uses the EA839 3.0 TFSI petrol engine with 340 hp.
Choose an engine
Identify the car and prepare its maintenanceTechnical specifications
- Fuel
- Petrol
- Power
- 340 PS / 250 kW
- Displacement
- 2 995 cm³
- Cylinders
- 6
- Engine code
- EA839 3.0 TFSI
- Period covered
- 2018–2025
- Documented market
- Europe
Transmission
- Automatic · 7 speeds
Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.
Specification source : [1] AutoKarnet
This version
340 hp (250 kW), quattro all-wheel drive, 7-speed automatic. Built from 2018 to 2025. 48 V mild hybrid: a small starter-generator assists the engine when pulling away and accelerating; the 48 V battery needs no routine maintenance.
AutoKarnet advice
In the range
It is the most powerful petrol version of this generation. The EA839 3.0 TFSI engine is also fitted to: Audi A4 (B9), Audi A5 (F5), Audi A7 (4K), Audi A8 (D5), Audi Q7 (4M), Audi Q8 (4M).
AutoKarnet advice
Maintenance and records
Oil change — fixed service
Every 15,000 km or 1 year
15 000 km
12 months
Fixed-interval scheme, advised for city or severe use.
Source [1]Brake fluid
At 3 years, then every 2 years
24 months
Time-based replacement, whatever the mileage.
Source [1]Questions about this version (2)
Which engine is in the Audi A6 55 TFSI quattro C8?
The EA839 3.0 TFSI petrol engine (2 995 cc), 340 hp (250 kW).
AutoKarnet advice
Which oil for the Audi A6 55 TFSI quattro?
A VW 504 00 / 507 00-approved oil suited to the EA839 3.0 TFSI engine.
AutoKarnet advice
Documentary sources
- [1] Rédaction AutoKarnet
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026