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Checked oil specs by engine

2015 Audi A3 oil capacity, type & filter

Multiple engine options are listed for the 2015 Audi A3. Select your engine below before buying oil or a filter.

2015 Audi A3 oil specs by engine
Engine Capacity Oil Type Filter
1.8L 4-Cyl Turbo 4.9 qt 5W-40 Purolator PL21478
2.0L 4-Cyl Turbo Diesel — — Purolator L28176
1.4L Turbo 4.2 qt 5W-40 —

Match one of 3 checked engine options before buying oil or a filter.

1.8L 4-Cyl Turbo
Capacity 4.9 qt i Capacity condition is not listed in the checked data, so confirm whether the service-fill amount includes a new filter before adding oil. See how we verify. Learn how we verify fitment Verified fit Buy at least 5 qt total; listed capacity is 4.9 qt.
Oil type 5W-40 i Based on 2 checked sources: AMSOIL Lookup and Castrol (Olyslager). Additional cross-check is still pending: agreement across all checked oil-type sources. Use it as a reference, then confirm the viscosity grade for this engine before checkout. See how we verify. Learn how we verify fitment OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout.
Oil Filters Options cross-checked
Purolator Shown first PL21478 Search PL21478 PRO-TEC PXL10024 Search PXL10024 WIX 51032 Search 51032 WIX 51036 Search 51036 WIX 51040 Search 51040 WIX 51042 Search 51042

Purolator PL21478 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

2.0L 4-Cyl Turbo Diesel
Capacity Not confirmed Confirm the service-fill amount for this engine before adding oil.
Oil type Not confirmed Confirm the viscosity grade for this engine before checkout.
Oil Filters Options cross-checked
Purolator Shown first L28176 Search L28176 Purolator L28161 Search L28161 PRO-TEC PXL10056 Search PXL10056 PRO-TEC PXL10024 Search PXL10024 WIX 51032 Search 51032 WIX 51036 Search 51036 WIX 51040 Search 51040 WIX 51042 Search 51042

Purolator L28176 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

Specs not yet confirmed for this engine. Search Amazon for 2015 Audi A3 2.0L 4-Cyl Turbo Diesel oil →
1.4L Turbo
Capacity 4.2 qt i Based on 1 checked source: Castrol (Olyslager). Additional cross-check is still pending: a second checked capacity source and capacity condition (service fill / with filter vs dry fill). Use it as a reference, then confirm the service-fill / with-filter amount before adding oil. See how we verify. Learn how we verify fitment
Oil type 5W-40 i Based on 1 checked source: Castrol (Olyslager). Additional cross-check is still pending: a second checked oil-type source. Use it as a reference, then confirm the viscosity grade for this engine before checkout. See how we verify. Learn how we verify fitment OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout.
Oil Filters
No checked filter listed Use a retailer fitment tool to confirm the exact part number before ordering.

5 sources checked Last checked: 2026-06-23 How we verify →

Where to Buy View Data Sources
Buy oil & filters:
Walmart → AutoZone → Amazon → O'Reilly →
Full synthetic options for 5W-40
Mobil 1 ESP Formula 5W-40 → Castrol Edge 5W-40 → Liqui Moly Top Tec 4200 5W-40 →

Search paths only — confirm your OEM viscosity spec and quantity before checkout.

2015 Audi A3 oil specs: capacity conditions and filter notes

Which engine applies?

Check the door jamb sticker, owner's manual, or displacement badge on the engine cover. Match it to the engine options listed above before buying oil or a filter.

Filter part numbers

All listed filter part numbers are compatible alternatives for your vehicle. Choose any one brand, then confirm the exact part number at checkout.

Filter status

Filter fitment has not been fully verified for every engine listed. Confirm the part number with the retailer before ordering.

Verify before checkout

Retailer fitment tools may use different data. Confirm oil capacity, viscosity, and filter part number before ordering.

Source coverage for the 2015 Audi A3

Capacity sources

Supported by Pennzoil OATS, AMSOIL Lookup, and Castrol (Olyslager).

Oil type sources

Supported by Pennzoil OATS, AMSOIL Lookup, and Castrol (Olyslager).

Filter sources

Supported by Purolator Part Finder, RockAuto, and AMSOIL Lookup.

Source coverage

5 checked source rows for the 2015 Audi A3.

Before ordering for this 2015 Audi A3

Checkout verification checklist
1.8L 4-Cyl Turbo Buy →
Capacity
4.9 qt
Oil type
5W-40
Interval
10,000 mi / 12 mo
Filter
Purolator PL21478
2.0L 4-Cyl Turbo Diesel Buy →
Capacity
Unverified
Oil type
Unverified
Interval
10,000 mi / 12 mo
Filter
Purolator L28176
1.4L Turbo Buy →
Capacity
4.2 qt
Oil type
5W-40
Interval
10,000 mi / 12 mo
Filter
Unverified

Source check: Last checked 2026-06-23 from Pennzoil OATS, AMSOIL Lookup, Purolator Part Finder, RockAuto, and Castrol (Olyslager).

Audi A3 oil specs by year

This table includes checked Audi A3 model years available in our database.

Year Capacity Oil type Filter
2024 6 qt 0W-20 WIX 51032
2023 6 qt 0W-20 WIX 51032
2022 6 qt 0W-20 WIX 51032
2020 6 qt 0W-20 WIX 51032
2019 6 qt 0W-20 WIX 51032
2018 6 qt (multiple engines) 0W-20 WIX 51032
2017 6 qt (multiple engines) 0W-20 WIX 51032
2016 5.5 qt (multiple engines) 5W-40 WIX 51032
2015 Current page 4.9 qt (multiple engines) 5W-40 Purolator PL21478
2013 4.9 qt 5W-40 AMSOIL EA15K06
2012 4.9 qt 5W-40 AMSOIL EA15K06
2010 4.9 qt 5W-40 WIX 51032
2009 4.9 qt (multiple engines) 5W-40 AMSOIL EA15K01
2008 4.9 qt (multiple engines) 5W-40 AMSOIL EA15K05
2007 4.9 qt (multiple engines) 5W-40 AMSOIL EA15K05
2006 4.8 qt (multiple engines) 5W-40 AMSOIL EA15K05

How we verified 2015 Audi A3 oil data

How we verify fitment

Checked fitment data. Last checked: 2026-06-23.

This page checked 5 sources for the 2015 Audi A3. 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
Cross-check pending i Some oil fields are based on checked source data but still need stronger cross-check evidence. Review area: 1.8L 4-Cyl Turbo oil type, 1.4L Turbo capacity, and 1.4L Turbo oil type. Use the listed values as references and confirm the exact engine before ordering or adding oil. See how we verify. Learn how we verify fitment
Sources checked
5
Last checked
2026-06-23
Field-level source support
  • Capacity: Pennzoil OATS, AMSOIL Lookup, and Castrol (Olyslager)
  • Oil type: Pennzoil OATS, AMSOIL Lookup, and Castrol (Olyslager)
  • Filter: Purolator Part Finder, RockAuto, and AMSOIL Lookup
  • Change interval: Pennzoil OATS, AMSOIL Lookup, and Castrol (Olyslager)
Source Supports Checked Link
Pennzoil OATS Capacity, Oil type 2026-06-23 Visit brand site
AMSOIL Lookup Capacity, Oil type, Filter 2026-06-23 Visit brand site
Purolator Part Finder Filter 2026-06-23 Visit brand site
RockAuto Filter 2026-06-23 Checked source
Castrol (Olyslager) Oil type, Capacity 2026-06-23 Visit brand site

2015 Audi A3 maintenance checklist

One part checked. Look up the rest while you're here.

Where to buy

These are retailer search paths for your vehicle. The specs above are checked — use the retailer's vehicle selector at checkout to confirm before ordering.

This section may include affiliate or sponsored retailer links. They are purchase paths, not fitment evidence.

Look up another vehicle

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