Subaru WRX - Manual Transmission, Front Differential and Rear Differential Gear Oil

Specifications/Specifications
& Manual transmission, front differential and rear differential gear oil
Oil Manual transmission oil
Front differential gear oil (CVT
models)
Rear differential gear oil
Oil
grade
STI
. API classification GL-5
(75W-90)*
3
—
API classification GL-5
Except STI
. SUBARU Extra MT*
3
. API classification GL-5
(75W-90)*
4
. SUBARU Extra MT*
3
. API classification GL-5
(75W-90)
SAE viscosity No.
and applicable tem-
perature
——
. 75W-90*
. 90
*: recommended
Oil ca-
pacity*
1
STI 4.3 US qt (4.1 liters, 3.6 Imp qt) — 1.1 US qt (1.0 liter, 0.9 Imp qt)
Except STI 3.5 US qt (3.3 liters, 2.9 Imp qt) 1.5 US qt (1.4 liters, 1.2 Imp qt) 0.8 US qt (0.8 liters, 0.7 Imp qt)
Remarks*
2
“Manual transmission oil” F11-23
“Front differential gear oil (CVT
models) and rear differential
gear oil” F11-23
“Front differential gear oil (CVT models) and rear
differential gear oil” F11-23
*1: The indicated oil quantity is only a guideline. The necessary quantity for replacement may differ slightly depending on the temperature and other
factors. After refilling the gearbox with oil, the oil level should be checked.
*2: For more details about maintenance and service, refer to the indicated section.
*3: The vehicle is filled at the factory with this oil.
*4: You may use this type of manual transmission oil. However, using this type of oil will detract from driveability and fuel efficiency.
12-6