Checked oil specs by engine
2020 Audi S4 oil capacity, type & filter
The 2020 Audi S4 takes 7.7 qt of 0W-20 oil.
Applies to checked engine: 3.0L 6-Cyl Turbo.
PO99500EX is copied into the checkout checklist below. Other listed filters are source-backed alternatives.
Search paths only — confirm your OEM viscosity spec and quantity before checkout.
2020 Audi S4 oil specs: capacity conditions and filter notes
All listed filter part numbers are compatible alternatives for your vehicle. Choose any one brand, then confirm the exact part number at checkout.
Retailer fitment tools may use different data. Confirm oil capacity, viscosity, and filter part number before ordering.
Source coverage for the 2020 Audi S4
Supported by AMSOIL Lookup and Castrol (Olyslager).
Supported by AMSOIL Lookup and Castrol (Olyslager).
Supported by K&N Filters, Purolator Part Finder, and RockAuto.
5 checked source rows for the 2020 Audi S4.
Before ordering for this 2020 Audi S4
- Capacity
- 7.7 qt
- Oil type
- 0W-20
- Interval
- 10,000 mi / 12 mo
- Filter
- PO99500EX
Source check: Last checked 2026-06-23 from AMSOIL Lookup, K&N Filters, RockAuto, Purolator Part Finder, and Castrol (Olyslager).
Audi S4 oil specs by year
This table includes checked Audi S4 model years available in our database.
| Year | Capacity | Oil type | Filter |
|---|---|---|---|
| 2025 | 7.7 qt | 0W-20 | AMSOIL 51458348 |
| 2024 | 7.7 qt | 0W-20 | AMSOIL 51456072 |
| 2023 | 7.7 qt | 0W-20 | PO99500EX |
| 2022 | 7.7 qt | 0W-20 | PO99500EX |
| 2021 | 7.7 qt | 0W-20 | PO99500EX |
| 2020 Current page | 7.7 qt | 0W-20 | PO99500EX |
| 2019 | 7.7 qt | 0W-20 | PO99500EX |
| 2018 | 7.7 qt | 0W-20 | PO99500EX |
| 2016 | 7.2 qt | 5W-40 | CHAMP / LUBER-FINER CF5598 |
| 2015 | 7.2 qt | 5W-40 | WIX 51032 |
| 2014 | 7.2 qt | 5W-40 | WIX 51032 |
| 2013 | 7.2 qt | 5W-40 | CHAMP / LUBER-FINER CF5598 |
| 2009 | Unverified (multiple engines) | 5W-40 | Purolator L45579 |
| 2008 | 9.5 qt | 5W-40 | CHAMPION FILTER 55329T |
| 2007 | 9.5 qt | 5W-40 | CHAMPION FILTER 55329T |
| 2006 | 9.5 qt | 5W-40 | CHAMPION FILTER 55329T |
| 2005 | 9.5 qt | 5W-40 | CHAMPION FILTER 55329T |
How we verified 2020 Audi S4 oil data
How we verify fitmentChecked fitment data. Last checked: 2026-06-23.
This page checked 5 sources for the 2020 Audi S4. The table lists which checked source contributed capacity, oil type, or filter evidence.
We checked leading oil brands and aftermarket filter catalogs so you don't have to.
- Confidence
- Verified fit
- Sources checked
- 5
- Last checked
- 2026-06-23
- Capacity: AMSOIL Lookup and Castrol (Olyslager)
- Oil type: AMSOIL Lookup and Castrol (Olyslager)
- Filter: K&N Filters, Purolator Part Finder, and RockAuto
- Change interval: AMSOIL Lookup and Castrol (Olyslager)
| Source | Supports | Checked | Link |
|---|---|---|---|
| AMSOIL Lookup | Capacity, Oil type | 2026-06-23 | Visit brand site |
| K&N Filters | Filter | 2026-06-23 | Visit brand site |
| RockAuto | Filter | 2026-06-23 | Checked source |
| Purolator Part Finder | Filter | 2026-06-23 | Visit brand site |
| Castrol (Olyslager) | Capacity, Oil type | 2026-06-23 | Visit brand site |
2020 Audi S4 maintenance checklist
One part checked. Look up the rest while you're here.
- Cabin air filter 2020 Audi S4 cabin filter part numbers
- Engine air filter 2020 Audi S4 engine filter part numbers
- Wiper blade size 2020 Audi S4 driver & passenger blade sizes
- Oil type & capacity 0W-20 · 7.7 qt Checked
Where to buy
These are retailer search paths for your vehicle's oil and filter specs. Verify final fitment at checkout.
This section may include affiliate or sponsored retailer links. They are purchase paths, not fitment evidence.
Walmart
Compare oil and filter listings for the 2020 Audi S4. Confirm capacity, viscosity, and filter part number before checkout.
Search 2020 Audi S4 oil & filter →AutoZone
Use AutoZone's vehicle selector for the 2020 Audi S4 before checkout to confirm oil capacity, viscosity, and filter fitment.
Search 2020 Audi S4 oil & filter →Amazon
Search Amazon listings for the 2020 Audi S4 and check listing fitment notes against the specs above.
Search 2020 Audi S4 oil & filter →O'Reilly
Open O'Reilly's fitment search for the 2020 Audi S4 and verify oil capacity, viscosity, and filter part number before ordering.
Search 2020 Audi S4 oil & filter →Look up another vehicle
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