2023 Subaru Wrx Maintenance
Manufacturer-Recommended Service Schedule
The manufacturer-recommended maintenance schedule for the 2023 Subaru Wrx is shown above. Keeping up with these service intervals prevents premature wear, maintains fuel economy, and protects your powertrain warranty.
The most critical intervals are engine oil changes (typically every 5,000–10,000 miles for full synthetic), tire rotation (every 5,000–7,500 miles), and brake fluid (every 2–3 years). Always verify intervals against your owner's manual — the schedule varies by driving conditions.
| Service Item | Interval | Notes |
|---|---|---|
| Engine Oil & Filter | 5,000 mi / 6 mo | 0W-20 synthetic, 5.4 qt (2.4L turbo boxer); shorter interval for performance driving |
| Tire Rotation | 5,000 mi / 6 mo | Rotate every 5,000 mi; AWD requires matching tread depth |
| Cabin Air Filter | 15,000 mi / 18 mo | Replace more often in dusty conditions |
| Engine Air Filter | 30,000 mi / 36 mo | Inspect at 15,000 mi; more often if tracked |
| Brake Fluid | 30,000 mi / 24 mo | DOT 4; more frequent if tracked |
| Transmission Fluid | 40,000 miles | 6-speed manual: 75W-90; CVT: Subaru CVT fluid |
| Differential Fluid | 30,000 miles | Front and rear; 75W-90 gear oil; shorter if tracked |
| Coolant | 110,000 miles | Subaru Super Coolant; then every 60,000 mi |
| Spark Plugs | 60,000 miles | Replace at 60,000 mi |
| Serpentine Belt | 60,000 miles | Inspect at 40,000 mi |
| Battery | 48 months | Inspect annually |
Key Fluid & Maintenance Specs
Motor Oil
0W-20 Full Synthetic — 5 qt
Lug Nut Torque
89 ft-lbs
Brake Fluid
DOT 3
Coolant
Super Long Life Coolant (Blue)
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