verifiedOEM-verified

2018 Subaru WRX Oil Capacity

2.0L Turbo BOXER 4-Cylinder

With filter5.4 qtViscosity5W-30Oil typeFull Synthetic

Oil Capacity — With Filter

5.4
quarts
5.1 liters

Viscosity

oil_barrel5W-30
Full Synthetic
With oil filter5.4 qt (5.1 L)
Recommended viscosity5W-30
Oil typeFull Synthetic
OEM oil filterVerify by VIN or OEM parts catalog
Change interval6,000 mi / 9,700 km
Drain plug torqueSee owner manual
verifiedSource: 2018 Subaru WRX / WRX STI Quick Guide, Engine Oil / Engine Oil Capacity section for WRX. · Human-verified

How to Use This Spec

1

Drain old oil completely. Reinstall the drain plug and tighten to the torque listed in the owner manual.

2

Install a new oil filter and pre-lubricate the gasket with clean oil. If the part number is not listed in your manual, confirm it by VIN.

3

Add 5.4 quarts of 5W-30 full synthetic oil through the filler cap.

4

Run engine 30 seconds, check dipstick, top off to FULL mark if needed. Reset oil life monitor if equipped.

warningImportant Notes
  • • Always verify with your OEM owner's manual. Specifications may vary by trim level and production date.
  • • The drain plug gasket should be inspected and replaced if deformed.

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Always verify against your OEM owner's manual. Specs may vary by trim and production date.