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Checked oil specs by engine

2013 Porsche Boxster oil capacity, type & filter

The 2013 Porsche Boxster oil capacity is 7.9 qt (2.7L 6-Cyl) and 7.9 qt (3.4L 6-Cyl). All engines use 0W-40 oil.

2013 Porsche Boxster oil specs by engine
Engine Capacity Oil Type Filter
2.7L 6-Cyl 7.9 qt 0W-40 PG99090EX
3.4L 6-Cyl 7.9 qt 0W-40 PG99090EX

Match one of 2 checked engine options before buying oil or a filter.

2.7L 6-Cyl
Capacity 7.9 qt i Based on 1 checked source: Pennzoil OATS. 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 0W-40 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters
Shown first PG99090EX Search PG99090EX

Confirm PG99090EX in the retailer selector before checkout.

i Based on 1 checked source: RockAuto. Additional cross-check is still pending: another filter catalog cross-check and alternate part-number support. Use it as a reference, then confirm the exact filter part number at checkout. See how we verify. Learn how we verify fitment
3.4L 6-Cyl
Capacity 7.9 qt i Based on 1 checked source: Pennzoil OATS. 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 0W-40 OEM oil approval is not source-backed on this page; confirm the bottle or owner's manual before checkout. Verified fit
Oil Filters
Shown first PG99090EX Search PG99090EX

Confirm PG99090EX in the retailer selector before checkout.

i Based on 1 checked source: RockAuto. Additional cross-check is still pending: another filter catalog cross-check and alternate part-number support. Use it as a reference, then confirm the exact filter part number at checkout. See how we verify. Learn how we verify fitment

3 sources checked Last checked: 2026-06-27 How we verify →

Where to Buy View Data Sources
Buy oil & filters:
Walmart → AutoZone → Amazon → O'Reilly →
Full synthetic options for 0W-40
Mobil 1 0W-40 → Castrol Edge 0W-40 → Liqui Moly Leichtlauf 0W-40 →

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

2013 Porsche Boxster 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.

Verify before checkout

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

Source coverage for the 2013 Porsche Boxster

Capacity sources

Supported by Pennzoil OATS.

Oil type sources

Supported by Pennzoil OATS and AMSOIL Lookup.

Filter sources

Supported by RockAuto.

Source coverage

3 checked source rows for the 2013 Porsche Boxster.

Before ordering for this 2013 Porsche Boxster

Checkout verification checklist
2.7L 6-Cyl Buy →
Capacity
7.9 qt
Oil type
0W-40
Filter
PG99090EX
3.4L 6-Cyl Buy →
Capacity
7.9 qt
Oil type
0W-40
Filter
PG99090EX

Source check: Last checked 2026-06-27 from AMSOIL Lookup, Pennzoil OATS, and RockAuto.

Porsche Boxster oil specs by year

This table includes checked Porsche Boxster model years available in our database.

Year Capacity Oil type Filter
2020 6 qt (multiple engines) 0W-40 Purolator PL21446
2019 6 qt (multiple engines) 0W-40 Purolator PL21446
2018 6 qt (multiple engines) 0W-40 Purolator PL21446
2017 6 qt (multiple engines) 0W-40 Purolator PL21446
2015 7.9 qt (multiple engines) 0W-40 PG99090EX
2014 7.9 qt (multiple engines) 0W-40 PG99090EX
2013 Current page 7.9 qt (multiple engines) 0W-40 PG99090EX
2012 7.9 qt (multiple engines) 0W-40 PG99090EX
2011 7.9 qt (multiple engines) 0W-40 PG99090EX
2010 7.9 qt (multiple engines) 0W-40 PG99090EX
2009 7.9 qt (multiple engines) 0W-40 ECOGARD X5316
2008 8.2 qt (multiple engines) 0W-40 Purolator L25316
2007 8.2 qt (multiple engines) 0W-40 Purolator L25316
2006 8.2 qt (multiple engines) 0W-40 ECOGARD X5316
2005 8.2 qt (multiple engines) 0W-40 PG5250

How we verified 2013 Porsche Boxster oil data

How we verify fitment

Checked fitment data. Last checked: 2026-06-27.

This page checked 3 sources for the 2013 Porsche Boxster. 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: 2.7L 6-Cyl capacity, 2.7L 6-Cyl oil filter, 3.4L 6-Cyl capacity, and 3.4L 6-Cyl oil filter. 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
3
Last checked
2026-06-27
Field-level source support
  • Capacity: Pennzoil OATS
  • Oil type: Pennzoil OATS and AMSOIL Lookup
  • Filter: RockAuto
Source Supports Checked Link
AMSOIL Lookup Oil type 2026-06-27 Visit brand site
Pennzoil OATS Capacity, Oil type 2026-06-27 Visit brand site
RockAuto Filter 2026-06-27 Checked source

2013 Porsche Boxster 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.

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Other 2013 Porsche Boxster lookups: Cabin air filter · Engine air filter