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How much oil does a 2.5 Subaru hold?

The 2.5-liter Subaru engine typically holds around 4.4 quarts (4.2 liters) of engine oil. This is the standard oil capacity for most Subaru models with a 2.5-liter boxer engine, such as the Impreza, Outback, and Ascent.


Detailed Explanation


Subaru vehicles with a 2.5-liter horizontally-opposed (boxer) engine are very popular, known for their all-wheel-drive capabilities and reliable performance. The oil capacity for this engine size is an important specification that owners should be aware of to ensure proper maintenance and avoid any issues.


According to the information gathered from various automotive sources, the standard oil capacity for a 2.5-liter Subaru engine is around 4.4 US quarts or 4.2 liters. This includes models like the Subaru Impreza, Outback, Ascent, and others that use this engine configuration.


It's worth noting that the exact oil capacity may vary slightly depending on the specific Subaru model, year, and any additional modifications or accessories installed. Always refer to the owner's manual or consult with a Subaru dealer or certified mechanic to confirm the recommended oil capacity for your particular vehicle.


Importance of Proper Oil Maintenance


Maintaining the correct oil level in a Subaru 2.5-liter engine is crucial for its long-term health and performance. Running the engine with too little oil can lead to increased wear and tear on internal components, while overfilling can cause issues like oil leaks or even damage to the engine.



  • Regularly check and top up the oil level: Inspect the dipstick and add oil as needed to keep the level within the recommended range.

  • Change the oil at recommended intervals: Subaru typically recommends oil changes every 6 months or 6,000 miles (10,000 km), whichever comes first.

  • Use the correct oil type: Consult your owner's manual or a Subaru dealer to ensure you're using the right engine oil specification for your vehicle.


By following the manufacturer's guidelines for oil capacity and maintenance, you can help ensure your Subaru 2.5-liter engine runs smoothly and efficiently for many miles to come.

How much oil does a 2002 Subaru 2.5 take?


4.2 quarts
Oil Grade: SM

Viscosity:30, 40, 10W-50, 20W-40, 20W-50 (Above 35°C) - Above 35 C (95 F) refers to warm climates or Heavy Duty operation. 10W-30, 10W-40 (Above -20°C) 5W-30 (Below 40°C) - SAE 5W-30 is preferred.
Capacity:4.2 quarts (with filter). After refill check oil level.
Torque:33 ft/lbs (Oil Drain Plug)



What happens if you overfill oil?


Engine damage – Too much lubricant in the system can cause pressure on the crankshaft to increase. This can result in oil entering the crankshaft exhaust pipe, running through into the combustion chamber, blocking the suction hose with oil soot and potentially leading to engine overload.



How many quarts of oil does a 2.5 Subaru Legacy take?


4.4 quarts
Oil Grade: SN

Viscosity:0W-20 (All TEMPS) - If 0W-20 synthetic oil is not available,5W-30 conventional oil may be used if replenishment is needed but should be changed to 0W-20 synthetic oil at the next oil change.
Capacity:4.4 quarts (with filter). After refill check oil level.



How long do Subaru 2.5 engines last?


200,000 miles
Engine Lifespan: Subaru engines are known for their durability and longevity, with many drivers reporting engines that last well beyond 200,000 miles with proper maintenance. The key to extending the lifespan of your Subaru engine is regular maintenance, including oil changes, fluid checks, and tune-ups.



How much oil does a 2000 Subaru 2.5 take?


4.2 quarts
Oil Grade: SM
5W-30 (Below 40°C) - SAE 5W-30 is preferred. Capacity: 4.2 quarts (with filter).



How much oil does a 1997 Subaru 2.5 take?


4.8 quarts
Oil Grade: SM

Viscosity:30, 40, 10W-50, 20W-40, 20W-50 (Above 35°C) - Above 35 C (95 F) refers to warm climates or Heavy Duty operation. 10W-30, 10W-40 (Above -20°C) 5W-30 (Below 40°C) - SAE 5W-30 is preferred.
Capacity:4.8 quarts (with filter). After refill check oil level.
Torque:29-33 ft/lbs (Oil Drain Plug)



What is the life expectancy of a Subaru 2.5 engine?


200,000 miles
Engine Lifespan: Subaru engines are known for their durability and longevity, with many drivers reporting engines that last well beyond 200,000 miles with proper maintenance. The key to extending the lifespan of your Subaru engine is regular maintenance, including oil changes, fluid checks, and tune-ups.



How much oil does a 2.5 L Subaru engine take?


Oil Grade: SN

Viscosity:0W-20 (All TEMPS) - If 0W-20 synthetic oil is not available,5W-30 conventional oil may be used if replenishment is needed but should be changed to 0W-20 synthetic oil at the next oil change.
Capacity:4.4 quarts (with filter). After refill check oil level.



How much oil does a 1999 Subaru Outback 2.5 take?


Capacity: 4.8 quarts (with filter).



How much oil does a 2.5 liter engine take?


Capacities and Specifications - 2.5L

ItemCapacity
Engine oil (with oil filter).5.7 qt (5.4 L)
Engine coolant.7.2 qt (6.8 L)
Brake fluid.Between MIN/MAX on brake fluid reservoir
Automatic transmission fluid.*9.0 qt (8.5 L)


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.