Complete Maintenance & Parts Sheet
Verified OEM & Service Reference2023 Subaru Forester — 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 Filter
DetailsOEM: 15208AA21A
Air Filter
DetailsOEM: 16546AA150
Cabin Filter
DetailsOEM: 72880FL00A
Spark Plugs
DetailsOEM: 22401AA941
- Cylinders / Plug Count
- 4-cyl
Aftermarket Options
- NGK LKAR7AHX-S (92274)
Battery
Details- Battery Group Size
- Group 35
Wiper Blades
Details- Driver Side
- 26 inch
- Passenger Side
- 17 inch
- Rear Wiper
- 14 inch
Tire Size
DetailsFactory Size: 225/60R17 / 225/55R18
- Front Tire Size
- 225/60R17 / 225/55R18
- Rear Tire Size
- 225/60R17 / 225/55R18
- Rim / Wheel Size
- 17"
- Matched Trims
- Base, Limited, Premium
Aftermarket Options
- Michelin / Continental / Pirelli 225/60R17
Verified Factory Powertrain & Wheel Fitment (2023 Subaru Forester)
| Factory Engine | Drivetrain | Fuel Grade |
|---|---|---|
| 2.5L 4-cyl | All-Wheel Drive | Regular Gasoline |
| Trim / Package | Front Tire | Rear Tire |
|---|---|---|
| Base | 225/60R17 | 225/60R17 |
| Limited | 225/55R18 | 225/55R18 |
| Premium | 225/60R17 | 225/60R17 |
| Sport | 225/55R18 | 225/55R18 |
| Touring | 225/55R18 | 225/55R18 |
| Wilderness | 225/60R17 | 225/60R17 |
Sources: NHTSA vPIC Vehicle Registry, US EPA FuelEconomy.gov & OEM Fitment SpecificationsReport an inaccurate spec