Fluid · Engine Oil
Engine Oil
for 2021 Subaru WRX STI 2.5L H4 Turbo · AWD
Fluid Type
5W-30 full synthetic
Spec: API SN or higher
Capacity
5.4qt
5.11 L
Drain & Refill
5.4 qt
5.11 L
Change Interval
3,750 mi
6,034 km
Notes
Capacity includes oil filter. STI requires more frequent changes than base WRX due to high-performance turbo engine. Final year of VA-generation STI
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