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2006 BMW 325xi oil capacity, type & filter

The 2006 BMW 325xi takes 6.9 qt of 5W-30 oil.

Applies to checked engine: 3.0L 6-Cyl.

Capacity 6.9 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 7 qt total; listed capacity is 6.9 qt.
Oil type 5W-30 i Based on 1 checked source: AMSOIL Lookup. Additional cross-check is still pending: a second checked oil-type source and 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
A3/B4
Oil Filters Options cross-checked
AMSOIL Shown first EA15K54 Search EA15K54 AMSOIL EA15K01 Search EA15K01 AMSOIL EA15K02 Search EA15K02 AMSOIL EA15K03 Search EA15K03 PRO-TEC PXL57327 Search PXL57327 K&N HP-7014 Search HP-7014

AMSOIL EA15K54 is copied into the checkout checklist below. Other listed filters are source-backed alternatives.

4 sources checked Last checked: 2026-06-26 How we verify →

Where to Buy View Data Sources
Buy oil & filters:
Walmart → AutoZone → Amazon → O'Reilly →
Full synthetic options for 5W-30
Mobil 1 Extended Performance 5W-30 → Castrol Edge 5W-30 → Pennzoil Platinum 5W-30 →

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

2006 BMW 325xi oil specs: capacity conditions and filter notes

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.

Verify before checkout

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

Source coverage for the 2006 BMW 325xi

Capacity sources

Supported by AMSOIL Lookup and Castrol (Olyslager).

Oil type sources

Supported by AMSOIL Lookup.

Filter sources

Supported by K&N Filters, RockAuto, and AMSOIL Lookup.

Source coverage

4 checked source rows for the 2006 BMW 325xi.

Before ordering for this 2006 BMW 325xi

Checkout verification checklist
3.0L 6-Cyl Buy →
Capacity
6.9 qt
Oil type
5W-30
Interval
10,000 mi / 12 mo
Filter
AMSOIL EA15K54

Source check: Last checked 2026-06-26 from AMSOIL Lookup, K&N Filters, RockAuto, and Castrol (Olyslager).

Same oil specs on other 2006 BMW models

330xi

BMW 325xi oil specs by year

This table includes checked BMW 325xi model years available in our database.

No other published BMW 325xi years are available yet.

How we verified 2006 BMW 325xi oil data

How we verify fitment

Checked fitment data. Last checked: 2026-06-26.

This page checked 4 sources for the 2006 BMW 325xi. 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: 3.0L 6-Cyl 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
4
Last checked
2026-06-26
Field-level source support
  • Capacity: AMSOIL Lookup and Castrol (Olyslager)
  • Oil type: AMSOIL Lookup
  • Filter: K&N Filters, RockAuto, and AMSOIL Lookup
  • Change interval: AMSOIL Lookup
Source Supports Checked Link
AMSOIL Lookup Capacity, Oil type, Filter 2026-06-26 Visit brand site
K&N Filters Filter 2026-06-26 Visit brand site
RockAuto Filter 2026-06-26 Checked source
Castrol (Olyslager) Capacity 2026-06-26 Visit brand site

2006 BMW 325xi oil FAQ

Is the oil capacity measured with or without the filter?

Capacity condition matters. With filter includes a new filter. Service fill is the typical drain-and-fill amount. Dry fill is for a fresh empty engine only.

Why should I confirm before buying?

Retailer catalogs can update separately. Confirm the exact 2006 BMW 325xi selector at checkout before you buy.

Do I also need to match the OEM oil approval?

Yes. Viscosity is only one part of the oil spec. Match the oil approval listed in your owner's manual or on the bottle before checkout.

How often should I change the oil on a 2006 BMW 325xi?

Castrol's service data indicates a 10,000 mi / 12 mo change interval for the 2006 BMW 325xi. Always follow your owner's manual and oil-life monitor. Severe service may require a shorter interval.

Do I need a new drain plug gasket?

Replace it when your vehicle uses a serviceable gasket or crush washer. Confirm the gasket size and drain plug torque from the service manual or parts counter.

2006 BMW 325xi 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

Find checked oil capacity, type, and filter data by exact year, make, and model.

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