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2018 BMW M240i xDrive oil capacity, type & filter

The 2018 BMW M240i xDrive takes 6.5 qt of 0W-20 oil. Supported by 3 checked sources.

Applies to checked engine: 3.0L 6-Cyl Turbo. Also check 2018 BMW M240i .

Catalog selectors list the 2018 BMW M240i xDrive as its own oil row, separate from nearby BMW model rows. In the checked rows, the checked capacity, viscosity, and filter pattern is not identical to 2018 BMW 320i xDrive, 2018 BMW 330i xDrive, and 2018 BMW 340i xDrive. Confirm the exact model name before buying oil or a filter; similar model names can share or split catalog rows. Current-row label: model qualifier M240i. Nearby catalog rows use 320i; choose the matching qualifier in the seller selector.

Capacity 6.5 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-20 OEM approval code is not listed on this page. Turbocharged engines often require oils with a manufacturer-specific certification — look for the API certification symbol on the bottle, and check your owner’s manual for the exact required approval code before buying. Source checked What does 0W-20 mean? →
Oil Filters Options cross-checked
Purolator First candidate PL41404 Search PL41404 WIX Additional candidate 51032 Confirm in selector WIX Additional candidate 51036 Confirm in selector WIX Additional candidate 51040 Confirm in selector WIX Additional candidate 51042 Confirm in selector

Purolator PL41404 is copied into the checkout checklist as the first source-backed candidate for the 3.0L 6-Cyl Turbo. 4 other candidate numbers are kept for cross-checking; confirm the exact filter in the retailer selector before buying.

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

Oil specs changed across adjacent model years (2017 and 2019) compared with this 2018 page — confirm this is the correct model year before ordering.

Where to Buy View Data Sources
Check prices:
Walmart → AutoZone → Amazon → O'Reilly →
Oil product search paths for 0W-20
Mobil 1 Extended Performance 0W-20 → Castrol Edge 0W-20 → Pennzoil Platinum 0W-20 →

Search paths only — confirm the bottle matches your viscosity, API/OEM approval requirements, and purchase quantity before checkout.

2018 BMW M240i xDrive oil specs: capacity conditions and filter notes

Filter part numbers

The filter part numbers listed above come from checked source rows for this vehicle and engine. Use them as candidates, then confirm the exact part number at checkout; do not substitute across engine rows.

Verify before checkout

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

Quick reference for this 2018 BMW M240i xDrive

Service specs at a glance
3.0L 6-Cyl Turbo Search this engine row →
Capacity
6.5 qt
Oil type
0W-20
Interval
Check owner's manual / oil-life monitor
Filter
Purolator PL41404

Source check: Last checked 2026-06-23 from AMSOIL fitment lookup, Pennzoil oil application database, and Purolator fitment catalog.

BMW M240i xDrive oil specs by year

The 2018 page is the seventh-newest M240i xDrive oil record. Oil specs changed in the 2019 and 2017 model years — confirm you are on the correct year before buying oil or a filter.

Year Capacity Oil type Filter
2025 7.6 qt 0W-20 WIX 51032
2023 7.6 qt 0W-20 WIX 51032
2022 6.9 qt 0W-20 WIX 51032
2021 6.9 qt 0W-20 Purolator PL41404
2020 6.9 qt 0W-20 WIX 51032
2019 6.9 qt 0W-20 WIX 51032
2018 Current page 6.5 qt 0W-20 Purolator PL41404
2017 6.9 qt 0W-20 WIX 51032

How we verified 2018 BMW M240i xDrive oil data

How we verify fitment

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

This page checked 3 sources for the 2018 BMW M240i xDrive. Capacity: Pennzoil oil application database; oil type: Pennzoil oil application database and AMSOIL fitment lookup; filter: Purolator fitment catalog and AMSOIL fitment lookup.

Confidence
Cross-check pending i Some oil fields are based on checked source data but still need stronger cross-check evidence. Review area: 3.0L 6-Cyl Turbo capacity. 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
2026-06-23
Field-level source support
  • Capacity: Pennzoil oil application database
  • Oil type: Pennzoil oil application database and AMSOIL fitment lookup
  • OEM oil spec: Not source-backed on this page
  • Filter: Purolator fitment catalog and AMSOIL fitment lookup
  • Change interval: Not source-backed on this page
Source Supports Checked Link
AMSOIL fitment lookup Oil type, Filter 2026-06-23 Visit brand site
Pennzoil oil application database Capacity, Oil type 2026-06-23 Visit brand site
Purolator fitment catalog Filter 2026-06-23 Visit brand site

2018 BMW M240i xDrive oil — questions before buying

Can I use 5W-20 or 5W-30 instead of 0W-20 in my 2018 BMW M240i xDrive?
The checked source rows on this page list 0W-20 for the 2018 BMW M240i xDrive. Use 0W-20 unless your owner's manual, oil cap, or service information for your exact engine allows another grade. If a retailer suggests 5W-20 or 5W-30, match the engine row first and confirm the grade before buying.

2018 BMW M240i xDrive maintenance checklist

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

Where to buy

These are retailer search paths for listed specs on this page. Use the retailer's vehicle selector at checkout to confirm before ordering.

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

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