Complete Maintenance & Parts Sheet
Verified OEM & Service Reference2015 Subaru Outback — 2.5L FB25D Boxer
OEM part numbers, aftermarket cross-references, U.S. quart capacities, and fitment specs for DIY maintenance.
Engine / Trim Variant
Engine Oil
DetailsSpec: API SP / ILSAC GF-6A
- Recommended Viscosity
- 0W-20
- OEM Specification
- API SP / ILSAC GF-6A
- Oil Capacity
- 4.4 qt (4.2L)
Oil Filter
DetailsOEM: 15208AA21A
Cabin Filter
DetailsOEM: 72880FL00A
Spark Plugs
DetailsOEM: 22401AA941
- Cylinders / Plug Count
- 4-cyl / 6-cyl
Aftermarket Options
- NGK LKAR7AHX-S (92274)
Battery
Details- Battery Group Size
- Group 47 (H5)
Wiper Blades
Details- Driver Side
- 26 inch
- Passenger Side
- 18 inch
- Rear Wiper
- 14 inch
Tire Size
DetailsFactory Size: 225/65R17 / 225/60R18
- Front Tire Size
- 225/65R17 / 225/60R18
- Rear Tire Size
- 225/65R17 / 225/60R18
- Rim / Wheel Size
- 17"
- Matched Trims
- 2.5i, 2.5i Limited, 2.5i Premium
Aftermarket Options
- Michelin / Continental / Pirelli 225/65R17
Verified Factory Powertrain & Wheel Fitment (2015 Subaru Outback)
| Factory Engine | Drivetrain | Fuel Grade |
|---|---|---|
| 2.5L 4-cyl | All-Wheel Drive | Regular Gasoline |
| 3.6L 6-cyl | All-Wheel Drive | Regular Gasoline |
| Trim / Package | Front Tire | Rear Tire |
|---|---|---|
| 2.5i | 225/65R17 | 225/65R17 |
| 2.5i Limited | 225/60R18 | 225/60R18 |
| 2.5i Premium | 225/65R17 | 225/65R17 |
| 3.6R | 225/65R17 | 225/65R17 |
| 3.6R Limited | 225/60R18 | 225/60R18 |
Engine & Trim Specification Comparison (2015 Subaru Outback)
| Engine / Trim | Oil Type | Capacity | OEM Oil Filter |
|---|---|---|---|
| 2.5L Boxer (Base / Premium / Limited) | 0W-20 | 4.4 qt (4.2L) | 15208AA21A |
| 2.4L Turbo (XT / Wilderness) | 0W-20 | 4.8 qt (4.5L) | 15208AA170 |
Sources: NHTSA vPIC Vehicle Registry, US EPA FuelEconomy.gov & OEM Fitment SpecificationsReport an inaccurate spec