2015 Subaru Wrx StiTransmission Fluid Type & Capacity

OEM transmission fluid spec from the factory service manual for the 2015 (2015).

Quick Answer

Transmission Fluid

β€” SUBARU High Torque CVT Oil for Lineartronic

3.50 QTS. (3.31 L) β€” API - GL-5, SAE 75W-90 gear oil

Source: Factory service manual β€” 2015 Subaru Wrx Sti 2015.

This vehicle's factory manual

2015 Subaru Wrx Sti: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

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Frequently Asked Questions

What transmission fluid does a 2015 Subaru Wrx Sti use?
The 2015 Subaru Wrx Sti uses β€” SUBARU High Torque CVT Oil for Lineartronic, 3.50 QTS. (3.31 L) β€” API - GL-5, SAE 75W-90 gear oil.
How much transmission fluid does a 2015 Subaru Wrx Sti take?
Refer to the factory service manual for the exact transmission fluid capacity.
When should I change the transmission fluid in my 2015 Subaru Wrx Sti?
Most manufacturers recommend transmission fluid changes every 30,000–60,000 miles for automatics. Check your factory service manual for the exact interval.