Complete Oil Specifications
Your 2023 BMW X1 equipped with the 2.0L TwinPower Turbo (B48) requires 5W-30 full synthetic oil meeting BMW Longlife-04 (LL-04) approval and ACEA C3 standards.
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 5W-30 |
| BMW Approval | BMW LL-04 |
| ACEA Rating | ACEA C3 |
| Capacity (with filter) | 5.3 quarts |
| Oil Filter | BMW 11427645032 |
| Normal Interval | 10000 miles |
Why BMW LL-04 5W-30 is Critical for This Engine
The B48 is BMW’s modular turbocharged four-cylinder featuring Valvetronic variable valve lift, Double VANOS variable camshaft timing, and BMW TwinPower Turbo technology. BMW Longlife-04 oil approval is mandatory — not just a recommendation — because LL-04 fluids contain specific additive packages that protect the Valvetronic actuator components and are compatible with BMW’s catalytic converter and particulate filter systems. Generic ACEA C3 oils without the LL-04 mark may not meet BMW’s internal corrosion and deposit standards.
Using incorrect oil will:
- ❌ Risk catalytic converter contamination from incompatible additive chemistry
- ❌ Compromise Valvetronic variable valve lift actuator lubrication
- ❌ Void the BMW warranty if non-approved oil is used
BMW-Approved Oil Brands
-
✅ BMW TwinPower Turbo 5W-30
-
✅ Castrol Edge Professional BMW LL-04 5W-30
-
✅ Mobil 1 BMW SAE 5W-30
-
✅ Shell Helix Ultra ECT C3 5W-30
-
✅ Liqui-Moly Special Tec B FE 5W-30
Always look for the explicit BMW Longlife-04 label printed on the container. ACEA C3 alone is not sufficient — the LL-04 approval must be present.
Severe Service Check
You need the 5000-mile interval if you:
- Drive primarily in stop-and-go urban traffic
- Make frequent short trips under 5 miles in cold weather
- Carry maximum passenger or cargo loads regularly
- Drive with a roof box or tow a trailer
Installation Details
Drain Plug Torque: 18 ft-lbs The B48 uses a drain plug with an integrated aluminum seal. Replace the seal at every oil change — part number 07119904939. Reusing the old seal is the most common cause of BMW drain plug leaks.
OEM Filter: BMW 11427645032
Aftermarket Filters:
-
Mann HU 716/2x
-
Mahle OC 253
-
Wix 57282
Pro Tip: The B48 oil filter is a cartridge housed in a plastic canister on the top of the engine — no need to go underneath. Use a 36mm socket to remove the canister cap. Torque the cap to 25 Nm (18 ft-lbs). Pre-fill the new filter cartridge with fresh oil before installation to reduce dry-run time on startup.
FAQs
What oil does a 2023 BMW X1 take? 5W-30 full synthetic with BMW Longlife-04 (LL-04) approval, such as Castrol Edge Professional BMW LL-04 or BMW’s own TwinPower Turbo oil.
How many quarts does it need? 5.3 quarts with a new filter, 5.1 quarts without.
Can I use 0W-30 instead of 5W-30? Yes, 0W-30 with LL-04 approval is acceptable for the B48 in cold climates. BMW approves both 0W-30 and 5W-30 LL-04-certified oils.
Is synthetic oil required? Yes, full synthetic is mandatory for the B48 engine and required to achieve BMW’s Longlife service intervals.
How often should I change the oil? BMW’s Condition Based Service (CBS) system monitors oil quality and alerts you when a change is needed — typically every 10000 miles under normal driving. Do not exceed 12 months regardless of mileage.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-03-25 | Source: 2023 BMW X1 Owner’s Manual