2009 Subaru Outback Oil Type & Capacity
The 2009 Subaru Outback oil type depends on the engine: the i, Automatic takes 5W-30 (4.2 quarts qt with filter); the i, Standard takes 5W-30 (4.2 quarts qt with filter); the Limited takes 5W-30 (4.2 quarts qt with filter); the R Limited takes 5W-30 (5.8 quarts qt with filter); the Special Edition, Automatic takes 5W-30 (4.2 quarts qt with filter); the Special Edition, Standard takes 5W-30 (4.2 quarts qt with filter); the XT Limited, Automatic takes 5W-30 (4.2 quarts qt with filter); the XT Limited, Standard takes 5W-30 (4.2 quarts qt with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- i, Automatic: 5W-30, 4.2 quarts with filter
- i, Standard: 5W-30, 4.2 quarts with filter
- Limited: 5W-30, 4.2 quarts with filter
- R Limited: 5W-30, 5.8 quarts with filter
- Special Edition, Automatic: 5W-30, 4.2 quarts with filter
- Special Edition, Standard: 5W-30, 4.2 quarts with filter
- XT Limited, Automatic: 5W-30, 4.2 quarts with filter
- XT Limited, Standard: 5W-30, 4.2 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| i, Automatic — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| i, Standard — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| Limited — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| R Limited — 3.0L Eng | API - SM or SL, SAE 5W-30 | 5.80 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| Special Edition, Automatic — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| Special Edition, Standard — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| XT Limited, Automatic — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
| XT Limited, Standard — 2.5L Eng | API - SM or SL, SAE 5W-30 | 4.20 QTS. | — | In hot weather oil of higher viscosity is required to properly lubricate the engine. |
Complete Oil Change Bundle for 2009 Subaru Outback
Everything you need delivered in one order. Pre-matched to your factory spec (5W-30, 4.2 quarts).
As an Amazon Associate we earn from qualifying purchases. Prices shown are real-time retail estimates.
Buy the right oil & filter for your Outback
🛒 Buy 5W-30 Full Synthetic Oil (4.2 quarts needed) on AmazonPopular Full Synthetic Brands (5W-30):
As an Amazon Associate we earn from qualifying purchases made through these links.
More factory specs & repair guides for your Outback
🛞 2009 Subaru Outback Tire Size & Pressure →🌧️ 2009 Subaru Outback Wiper Blade Sizes →💡 2009 Subaru Outback Light Bulb Sizes →📖 2009 Subaru Outback Factory Service Manual →All fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner network AllOEMManuals.com.
Coolant capacity
6.7 quarts (6.34 L) — SUBARU Coolant or equivalent: a 50/50 mixture of Ethylene-Glycol Coolant and soft water
Frequently asked questions
What type of oil does a 2009 Subaru Outback take?
It depends on the engine: i, Automatic uses 5W-30; i, Standard uses 5W-30; Limited uses 5W-30; R Limited uses 5W-30; Special Edition, Automatic uses 5W-30; Special Edition, Standard uses 5W-30; XT Limited, Automatic uses 5W-30; XT Limited, Standard uses 5W-30.
What is the oil capacity of a 2009 Subaru Outback?
Oil capacity depends on the engine: i, Automatic holds 4.2 quarts with filter; i, Standard holds 4.2 quarts with filter; Limited holds 4.2 quarts with filter; R Limited holds 5.8 quarts with filter; Special Edition, Automatic holds 4.2 quarts with filter; Special Edition, Standard holds 4.2 quarts with filter; XT Limited, Automatic holds 4.2 quarts with filter; XT Limited, Standard holds 4.2 quarts with filter.
How often should I change the oil in my 2009 Subaru Outback?
Most 2009 Subaru Outback owners follow a 5,000–7,500 mile interval with conventional oil, or up to 10,000 miles with full synthetic. Always check the oil life monitor if equipped, and consult your owner's manual — Subaru recommends intervals based on driving conditions, not just mileage.
Can I use synthetic oil in my 2009 Subaru Outback?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2009 Subaru Outback. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.