Audi RS7
2nd Generation (C8) (2021–present)
The RS7 is a twin-turbo V8 Sportback with serious pace — but early C7 years carry expensive turbocharger and suspension risk. This hub consolidates reliability, tires, and safer used years.
- ReliabilityMixed → betterPrefer C8
- Ownership cost$$$$Performance luxury
- Insurance$$$$High
- Repair difficultyHardTwin-turbo V8
- Typical lifespan120k–150k+ miWith care
Generations
- 1st Gen (C7)2014–2018
- 2nd Gen (C8)2021–presentCurrent
At a glance
- Worst years
- 2014–2017
- Best years
- 2021, 2022, 2023
- Best powertrain
- C8 4.0L twin-turbo V8 (2021+)
- Avoid risk
- C7 turbo oil strainer / unrepaired 22V-178
- Recommended tire
- Michelin Pilot Sport All Season 4
- Typical lifespan
- 120,000–150,000+ miles
Years to avoid
Skip 2014–2017 C7 cars for turbocharger oil-strainer blockage and PainRank-worst years (especially 2015). Prefer 2021–2023 C8 after confirming recalls are closed.
- Drivetrainquattro AWD
- Power (C8)~591 hp V8
Engines
Which powertrains hold up — and which to walk away from.
- Avoid (oil strainer)
4.0L twin-turbo V8 (C7)
2014–2018
Strong when healthy, but turbo oil-strainer blockage can destroy turbos — only buy with 22V-178 closed and a clean PPI.
- Power
- ~560 hp
- Solid
4.0L twin-turbo V8 mild hybrid (C8)
2021–present
591 hp with ZF 8-speed — far safer ownership story than early C7 once software/electrical campaigns are closed.
- Power
- 591 hp
Transmissions
- Solid
8-speed automatic (ZF 8HP)
2014–present
Generally robust; service history and fluid condition matter more than the box itself.
Ownership metrics
- Top failure (C7)
- Turbo oil strainerConfirm 22V-178 closed.
- Safer window
- 2021–2023 C8Best used years in the guide.
- Insurance cost
- Very high ($$$$)Performance luxury rates.
- Average lifespan
- 120k–150k+ miWith proactive turbo/cooling care.
Factory tire sizes
| Size | Years / trims | Best all-season | Shop |
|---|---|---|---|
| 275/35R21 Confirm load/speed rating on the door placard. | Common OE Many RS7 packages |  High-performance all-season for RS7 Sportback grip and dry manners. | Live prices |
| 285/30R22 | Higher packages Large-wheel options | High-performance all-season for RS7 Sportback grip and dry manners. | Live prices |
Recommended tires
- Best overall
- Budget
- Winter
Common OBD-II codes
All codesRecalls
Turbo oil strainer (22V-178)
2014–2017
Oil strainer blockage can damage turbos — confirm closed by VIN before buying any C7.
Check recalls
Maintenance
| Interval | Service |
|---|---|
| Every 5,000–7,500 mi | Engine oil and filter Critical on twin-turbo V8. |
| Pre-purchase (C7) | Confirm recall 22V-178 closed Non-negotiable. |
| Pre-purchase | PPI for turbos, wastegates, air suspension Listen for wastegate rattle. |
| As needed | Carbon cleaning / intake inspection Direct-injection V8 buildup. |
Should you buy one?
Buy 2021–2023 C8. Skip 2014–2017 unless 22V-178 is closed and a turbo-focused PPI is clean.