Best Oil For Subaru Impreza

Best Oil For Subaru Impreza: Compare 10 Oils and Kits

A strong choice for a Subaru Impreza is oil in the viscosity grade specified in its owner’s manual, with vehicle and engine fit confirmed before buying. Subaru’s genuine 0W-20 oil is a straightforward match for listed non-turbo Impreza applications, while the genuine 0W-16 option is identified for a newer Impreza application. This roundup also compares oil-change kits, including filters and crush gaskets, plus aftermarket 0W-20 synthetics with listed wear, deposit, or fuel-economy claims.

The key is not to assume that every Impreza takes the same oil: model, engine, and required capacity matter. Use the manual to verify viscosity and fill quantity, then choose a product whose stated application matches.

The products below are ranked by how directly their supplied details serve that decision.

Subaru 0W-20 Oil is the best overall choice among these products for a listed non-turbo Impreza application. Its product details explicitly name the Impreza and specify SAE 0W-20, making fit clearer than a general-purpose oil listing. Check your owner’s manual first: this product’s stated Impreza fit is limited to non-turbo models, and the correct viscosity and fill quantity depend on your particular vehicle.

Choose another grade only when your manual calls for it.

Our Top Picks

Subaru 0W-20 OilBest Overall

Subaru 0W-20 Oil

Its application details explicitly include non-turbo Impreza models and specify SAE 0W-20 in a five-quart container.

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Subaru 0W-20 Change KitFilter and Gasket Kit

Subaru 0W-20 Change Kit

Lists non-turbo Impreza fit and includes five quarts of genuine 0W-20 oil, one filter, and one crush gasket.

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Subaru 0W-16 OilNewer Impreza Grade

Subaru 0W-16 Oil

Genuine Subaru 0W-16 is specifically listed for an Impreza application; verify that this less-common grade matches your manual.

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Compare oils and kits for your Impreza

#ProductSizeCompatible with Vehicle TypeContainer TypeBuy
15 QuartCarBottleView on Amazon
2
Subaru 0W-20 Change Kit2. Subaru 0W-20 Change KitFilter and Gasket Kit
—Subaru Forester, Subaru Outback, Subaru…BottleView on Amazon
3
Subaru 0W-16 Oil3. Subaru 0W-16 OilNewer Impreza Grade
———View on Amazon
4
Valvoline Advanced 0W-204. Valvoline Advanced 0W-20Everyday Protection
5 QTCar, TruckBottleView on Amazon
5
Castrol GTX 0W-205. Castrol GTX 0W-20Synthetic oil with wear claims
5 QuartsCar, TruckCanView on Amazon
65 Quart (Pack of 1)Car, TruckBottleView on Amazon
7
Mobil 1 High Mileage7. Mobil 1 High MileageHigher-mileage Impreza engines
5 Quart (Pack of 1)CarBottleView on Amazon
8
Subaru 0W-20 Six-Quart Kit8. Subaru 0W-20 Six-Quart KitSix-quart Subaru oil-change kit
6000 millilitersCarBottleView on Amazon
9
Castrol EDGE 0W-209. Castrol EDGE 0W-20Extended-interval 0W-20 option
5 QuartsCar, Hybrids, TruckJugView on Amazon
10
Subaru 5W-30 Oil10. Subaru 5W-30 OilOlder turbo Subaru applications
———View on Amazon

Detailed Reviews: Best Oil For Subaru Impreza

Subaru 0W-20 Oil

#1 · Best Overall

1. Subaru 0W-20 Oil

  • Size: 5 Quart
  • Compatible with Vehicle Type: Car
  • Container Type: Bottle

Best for: Listed non-turbo Impreza fit.

Why it ranks #1: Its application details explicitly include non-turbo Impreza models and specify SAE 0W-20 in a five-quart container.

Subaru explicitly lists the 2017–2023 Impreza non-turbo among the applications for this genuine 0W-20 motor oil, giving owners a clear model-and-engine reference. The five-quart container brings the specified oil together in one bottle for a compatible service, without relying on a broad, unspecified vehicle category.

The listed Impreza fitment is specific: 2017–2023 models with non-turbo engines. Subaru also names several other model ranges, but those do not expand the stated Impreza application to turbo variants or later years. Since the product is a five-quart container, it offers a single quantity of oil for the service; the listing does not give an oil-change kit or filter. Check the owner’s manual for the required oil capacity and grade before use.

Pros
  • Genuine Subaru-branded synthetic motor oil
  • SAE 0W-20 grade
  • Explicitly lists 2017–2023 Impreza non-turbo
  • Five-quart container
Cons
  • The stated Impreza application excludes turbo models and does not list years after 2023.

Skip it if you have a turbo Impreza or a model year outside 2017–2023; Subaru OEM Synthetic 5W-30 SOA427V1425 lists certain older WRX and STI applications.

This is a straightforward choice for owners of a 2017–2023 non-turbo Impreza seeking Subaru-branded 0W-20 oil. Its stated Impreza coverage is limited by engine type and year, so confirm your specific application before buying.

Full product details
BrandSubaru
Compatible with Vehicle TypeCar
Container TypeBottle
Included ComponentsMotor Oil
ManufacturerSubaru
Part NumberSOA427V1325
Model NumberSOA427V1325
Size5 Quart

Listed on Amazon as: Subaru Synthetic Motor Oil SAE 0W-20 5 Quart Container SOA427V1325 Oem Genuine

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Subaru 0W-20 Change Kit

#2 · Filter and Gasket Kit

2. Subaru 0W-20 Change Kit

  • Compatible with Vehicle Type: Subaru Forester, Subaru Outback, Subaru…
  • Container Type: Bottle

Best for: Oil-change kit for non-turbo Impreza.

Why it ranks #2: Lists non-turbo Impreza fit and includes five quarts of genuine 0W-20 oil, one filter, and one crush gasket.

This genuine Subaru kit pairs five quarts of 0W-20 oil with a filter and crush gasket, gathering three listed service components in one package. Its stated Impreza application covers 2017–2023 non-turbo models, giving owners a defined fitment window as they prepare for an oil change.

The kit includes a Subaru 15208AA21A filter, an 803916010 crush gasket, and five quarts of SOA427V1310 0W-20 oil. Having the filter and gasket alongside the oil can simplify gathering parts for one service, while the listed Impreza range gives a clear application boundary: 2017–2023 non-turbo. The listing specifically advises checking the owner’s manual for oil-capacity requirements, so confirm the required quantity before relying on the included five quarts.

Pros
  • Includes five quarts of genuine Subaru 0W-20 oil
  • Includes Subaru 15208AA21A filter
  • Includes 803916010 crush gasket
  • Lists 2017–2023 non-turbo Impreza fitment
Cons
  • The kit contains five quarts, and the listing says to check the manual for oil capacity.

Skip it if you need more than five quarts for your service; Subaru’s six-quart oil-change kit B07DM6T844 includes one additional quart.

Consider this kit for a 2017–2023 non-turbo Impreza owner who wants oil, a filter, and a gasket together. Its five-quart quantity is a key boundary; check your manual’s capacity before starting the service.

Full product details
BrandSubaru
Compatible with Vehicle TypeSubaru Forester, Subaru Outback, Subaru Impreza, Subaru Ascent, Subaru Legacy, Subaru Crosstrek
Container TypeBottle
ManufacturerSubaru
Part NumberKITQ23752

Listed on Amazon as: Subaru Forester Outback Impreza Ascent Legacy Crosstrek Oil Change Kit – Filter – Gasket – & 5 Qts Synthetic Motor Oil SAE 0W-20 – Genuine OEM

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Subaru 0W-16 Oil

#3 · Newer Impreza Grade

3. Subaru 0W-16 Oil

Best for: Newer Impreza 0W-16 application.

Why it ranks #3: Genuine Subaru 0W-16 is specifically listed for an Impreza application; verify that this less-common grade matches your manual.

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Subaru lists 0W-16 oil for the 2024 Impreza, distinguishing this genuine five-quart container from the 0W-20 options in the roundup. Its stated application also includes the 2024 Crosstrek and 2025 Forester, giving buyers a concise model-year reference when checking a newer vehicle’s required oil grade.

The SOA427V3100 container holds five quarts of Subaru synthetic motor oil in SAE 0W-16, and the listing names the 2024 Impreza specifically. That model-year detail helps separate this oil from products labeled 0W-20, but it does not support fit for other Impreza years. Subaru also advises checking the owner’s manual for oil-capacity requirements, so verify both the required grade and quantity before planning a service.

Pros
  • Genuine Subaru synthetic motor oil
  • SAE 0W-16 grade
  • Lists the 2024 Impreza application
  • Five-quart container
Cons
  • The stated Impreza application is limited to the 2024 model year.

Skip it if you own a 2017–2023 non-turbo Impreza; Subaru Synthetic Motor Oil SOA427V1325 specifically lists those years and engines.

This Subaru oil is a targeted option for a 2024 Impreza when the owner’s manual calls for 0W-16. Its stated Impreza fitment is year-specific, so owners of other model years should not infer compatibility from this listing.

Full product details
BrandSubaru
Item Weight‎9.94 pounds
Item model number‎SOA427V3100
Manufacturer‎Subaru
Part Number‎SOA427V3100
Model‎Motor Oil
Dimensions‎8.5 x 5 x 12.5 inches

Listed on Amazon as: Subaru Synthetic Motor Oil SAE 0W-16 5 Quart Container SOA427V3100 Oem 2024 Crosstrek 2024 Impreza 2025 Forester Genuine

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Valvoline Advanced 0W-20

#4 · Everyday Protection

4. Valvoline Advanced 0W-20

  • Size: 5 QT
  • Compatible with Vehicle Type: Car, Truck
  • Container Type: Bottle

Best for: Everyday engine protection.

Why it ranks #4: This full synthetic 0W-20 lists wear and deposit protection claims and comes in a five-quart container, though Impreza fit is not stated.

Valvoline’s up-to-2.5X better heat protection targets sludge formation and thermal breakdown, helping protect the engine during heat-intensive driving. Its full-synthetic 0W-20 formula also claims stronger wear protection and deposit defense, making this five-quart bottle a practical option for Impreza owners whose vehicle calls for that oil grade.

Valvoline claims 40% stronger wear protection than industry standards, which is intended to reduce friction and protect engine parts during everyday use. Its 15% better deposit defense supports cleaner operation, while up to 2.5X better heat protection addresses sludge formation and thermal breakdown. The five-quart bottle is a straightforward choice for a compatible oil change, but the supplied information does not identify specific Impreza years or engine variants; check that your car calls for 0W-20.

Pros
  • Full-synthetic SAE 0W-20 formula
  • Claims 40% stronger wear protection than industry standards
  • Claims 15% better deposit defense
  • Claims up to 2.5X better heat protection
Cons
  • The supplied details do not specify Impreza year or engine fitment.

Skip it if you need a Subaru-listed Impreza fitment; Subaru Synthetic Motor Oil 0W-20 SOA427V1325 names specific non-turbo Impreza years.

Choose this Valvoline oil if your Impreza requires SAE 0W-20 and you want claims focused on wear, deposits, and heat protection. Its supplied fitment information is broad rather than Impreza-specific, so verify the required grade and application.

Full product details
BrandValvoline
Compatible with Vehicle TypeCar, Truck
Container TypeBottle
Included ComponentsMotor Oil
ManufacturerValvoline
Part Number881150
Model Number881150-EA
Size5 QT

Listed on Amazon as: Valvoline Advanced Full Synthetic SAE 0W-20 Motor Oil 5 QT

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Castrol GTX 0W-20

#5

5. Castrol GTX 0W-20

  • Size: 5 Quarts
  • Compatible with Vehicle Type: Car, Truck
  • Container Type: Can

Best for: Synthetic oil with wear claims.

Why it ranks #5: Full synthetic SAE 0W-20 specifies API SP/SN PLUS/SN and ILSAC GF-6; the listing does not identify an Impreza application.

Castrol GTX Full Synthetic claims six times better wear protection on critical engine parts than industry standards, giving its 0W-20 formula a clear protection focus. A five-quart jug also states protection for 10,000 miles between oil changes, which may suit Impreza owners whose required oil grade and maintenance plan align.

Castrol claims 1.3 times better sludge protection than industry standards and three times stronger resistance to viscosity breakdown than leading full synthetic, addressing two concerns associated with oil condition. The stated 10,000-mile interval offers a maintenance reference, while the five-quart container provides a convenient quantity for an oil service. Its listed specifications include API SP/SN PLUS/SN and ILSAC GF-6, but the supplied information does not identify Impreza-specific fitment, so confirm the oil grade and required specifications for your car.

Pros
  • Full-synthetic SAE 0W-20 oil
  • Claims six times better wear protection than industry standards
  • Claims 1.3 times better sludge protection
  • States protection for 10,000 miles between oil changes
Cons
  • The stated oil-change protection interval is 10,000 miles.

Skip it if you want a stated 20,000-mile interval; Castrol EDGE 0W-20 lists that interval or one year, whichever comes first.

This Castrol option suits an Impreza owner whose manual specifies 0W-20 and whose maintenance schedule fits its stated 10,000-mile protection interval. Confirm the required specifications and service interval for your particular engine before choosing it.

Full product details
BrandCastrol
Compatible with Vehicle TypeCar, Truck
Container TypeCan
Included Components5 Quart Jug
ManufacturerCastrol
Part Number15E725
Manufacturer Warranty Description12 Months
Model Number15E725
Size5 Quarts

Listed on Amazon as: Castrol GTX Full Synthetic 0W-20 Motor Oil, 5 Quarts

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Mobil 1 Advanced Fuel Economy

#6 · Fuel-Economy Focus

6. Mobil 1 Advanced Fuel Economy

  • Size: 5 Quart (Pack of 1)
  • Compatible with Vehicle Type: Car, Truck
  • Container Type: Bottle

Best for: Fuel-economy-minded 0W-20.

Why it ranks #6: The 0W-20 full synthetic is marketed for engine efficiency and lists hybrid suitability, but no Impreza fit is specified.

Mobil 1 Advanced Fuel Economy pairs a stated aim of improving gas mileage with a 0W-20 full-synthetic formula, making efficiency its defining use case. The five-quart oil is also listed as suitable for hybrid vehicles and states protection for 15,000 miles, giving hybrid and conventional-car owners clear points to weigh.

Mobil says the formula helps increase engine efficiency and improve gas mileage, connecting its Advanced Fuel Economy positioning to a practical driving priority. Its stated suitability for hybrid vehicles broadens the listed use beyond conventional cars, while sludge-fighting additives support engine cleanliness. The product claims protection for 15,000 miles and comes in a five-quart bottle. Those claims do not establish fit for every Impreza, so use the grade and maintenance interval specified for your vehicle.

Pros
  • Full-synthetic SAE 0W-20 oil
  • Aims to improve gas mileage and engine efficiency
  • Listed as suitable for hybrid vehicles
  • States protection for 15,000 miles
Cons
  • The stated protection interval is 15,000 miles.

Skip it if you want a stated 20,000-mile interval; Castrol EDGE 0W-20 lists 20,000 miles or one year, whichever comes first.

This oil may suit an Impreza owner prioritizing the stated fuel-economy benefit, including a hybrid driver whose vehicle calls for 0W-20. Its listed 15,000-mile protection claim is a boundary, not a substitute for your vehicle’s maintenance requirements.

Full product details
BrandMobil
Compatible with Vehicle TypeCar, Truck
Container TypeBottle
ManufacturerMobil 1
Part Number124185
Manufacturer Warranty DescriptionLimited Warranty – Please contact manufacturer for full details
Model Number120758
Size5 Quart (Pack of 1)
Additional InformationImportant Information Proposition 65 Warning for California Consumers WARNING: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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Listed on Amazon as: Mobil 1 Advanced Fuel Economy Full Synthetic Motor Oil 0W-20, 5 Quart

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Mobil 1 High Mileage

#7

7. Mobil 1 High Mileage

  • Size: 5 Quart (Pack of 1)
  • Compatible with Vehicle Type: Car
  • Container Type: Bottle

Best for: Higher-mileage Impreza engines.

Why it ranks #7: This full synthetic 0W-20 is intended for engines with 75,000 or more miles; its listing does not confirm Impreza compatibility.

Mobil 1 High Mileage 0W-20 is specifically positioned for engines with 75,000 miles or more, making mileage its clearest distinction for an older Impreza. The full-synthetic oil claims protection for 15,000 miles and includes additives to help fight sludge, pairing a high-mileage focus with a stated maintenance interval.

Mobil says this oil helps extend engine life in higher-mileage vehicles and identifies 75,000 miles as its high-mileage threshold. Its additives help fight sludge, while the stated 15,000-mile protection interval provides a maintenance reference for owners considering longer service intervals. The five-quart bottle contains 0W-20 full-synthetic oil; those details do not establish fit for every Impreza, so match the grade and interval to your vehicle’s requirements rather than relying on mileage alone.

Pros
  • High-mileage formula for engines with 75,000 miles or more
  • Full-synthetic SAE 0W-20 oil
  • Additives help fight sludge
  • States protection for 15,000 miles
Cons
  • Its stated high-mileage threshold is 75,000 miles.

Skip it if you have fewer than 75,000 miles on the engine; Mobil 1 Advanced Fuel Economy 0W-20 is not identified as a high-mileage formula.

Choose this Mobil 1 oil when your Impreza has at least 75,000 miles, calls for 0W-20, and you value its sludge-fighting additives. The mileage threshold is central to its positioning, so it may not match lower-mileage engines.

Full product details
BrandMobil
Compatible with Vehicle TypeCar
Container TypeBottle
ManufacturerMobil 1
Part Number122536
Manufacturer Warranty DescriptionLimited Warranty – Please contact manufacturer for full details
Model NumberMobil 1 High Mileage
Size5 Quart (Pack of 1)

Listed on Amazon as: Mobil 1 High Mileage Full Synthetic Motor Oil 0W-20, 5 Quart

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Subaru 0W-20 Six-Quart Kit

#8

8. Subaru 0W-20 Six-Quart Kit

  • Size: 6000 milliliters
  • Compatible with Vehicle Type: Car
  • Container Type: Bottle

Best for: Six-quart Subaru oil-change kit.

Why it ranks #8: The genuine kit supplies six quarts, a filter, and a gasket, but its stated compatible-model list does not explicitly name Impreza.

This genuine Subaru kit supplies six quarts of 0W-20 oil alongside a filter and crush gasket, giving owners a larger oil quantity plus two service components in one package. Its title identifies Impreza among the intended vehicles, while the detailed application list names specific Subaru models and year ranges to check.

The kit includes Subaru 15208AA21A filter, 803916010 crush gasket, and six quarts of SOA427V1310 0W-20 oil. Gathering oil and two service parts together can simplify preparation for an oil change, and the six-quart quantity distinguishes it from the five-quart kit. The detailed compatibility list includes several model-year ranges but does not specify an Impreza range; check the owner’s manual and the listing’s application details before relying on it for your car.

Pros
  • Includes six quarts of Subaru 0W-20 oil
  • Includes Subaru 15208AA21A filter
  • Includes 803916010 crush gasket
  • Title identifies Impreza among intended vehicles
Cons
  • The detailed application list does not specify an Impreza model-year range.

Skip it if you need an explicitly listed 2017–2023 non-turbo Impreza application; Subaru’s five-quart kit B0CGJJNNNS names that range.

The six-quart quantity and included filter and gasket may suit an Impreza owner assembling parts for an oil change. However, the detailed fitment list does not specify Impreza years, so check the application and oil capacity before purchase.

Full product details
BrandSubaru
Compatible with Vehicle TypeCar
Container TypeBottle
Item Weight12 pounds
Part NumberSUBARU15208AA15A-0-20KIT
Size6000 milliliters

Listed on Amazon as: Subaru Forester Outback Impreza Crosstrek Oil Change Kit Filter Gasket & 6 Qts Synthetic Motor Oil SAE 0W-20 2011-2026 Genuine OEM

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Castrol EDGE 0W-20

#9

9. Castrol EDGE 0W-20

  • Size: 5 Quarts
  • Compatible with Vehicle Type: Car, Hybrids, Truck
  • Container Type: Jug

Best for: Extended-interval 0W-20 option.

Why it ranks #9: Offers full synthetic 0W-20 and lists API and ILSAC specifications, but the supplied application details do not mention Impreza.

Castrol EDGE 0W-20 states protection for 20,000 miles or one year, whichever comes first, making its extended interval the defining feature. Its full-synthetic formula also claims stronger resistance to viscosity breakdown and better high-stress performance, offering Impreza owners with a compatible oil requirement a distinct maintenance proposition.

Castrol claims this oil is three times stronger than the leading full synthetic against viscosity breakdown and ten times better in high-stress performance, tying its protection claims to oil durability and demanding conditions. The stated 20,000-mile interval is qualified by a one-year limit, so it does not mean every driver should wait that long. The 0W-20 grade and listed specifications provide useful checks, but the supplied information does not name Impreza fitment; follow the vehicle’s requirements.

Pros
  • Full-synthetic SAE 0W-20 oil
  • States 20,000 miles or one year between changes, whichever comes first
  • Claims three times stronger resistance to viscosity breakdown
  • Claims ten times better high-stress performance
Cons
  • The stated 20,000-mile interval is limited to one year, whichever comes first.

Skip it if you need Subaru-listed Impreza fitment; Subaru Synthetic Motor Oil SOA427V1325 names 2017–2023 non-turbo Impreza applications.

Consider Castrol EDGE if your Impreza requires 0W-20 and its stated 20,000-mile-or-one-year interval suits your maintenance plan. The interval has a one-year limit, and the supplied fitment details do not identify specific Impreza models.

Full product details
BrandCastrol
Compatible with Vehicle TypeCar, Hybrids, Truck
Container TypeJug
Included ComponentsMotor Oil
ManufacturerCastrol
Part Number1597B2
Manufacturer Warranty Description12 Months
Model Number03124
Size5 Quarts

Listed on Amazon as: Castrol EDGE 0W-20 Advanced Full Synthetic Motor Oil, 5 Quarts

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Subaru 5W-30 Oil

#10

10. Subaru 5W-30 Oil

Best for: Older turbo Subaru applications.

Why it ranks #10: This genuine 5W-30 lists turbo WRX and STI applications rather than Impreza fit, so it is the least direct match for this search.

Subaru’s genuine 5W-30 synthetic oil lists older WRX and STI models among its applications, setting it apart from the 0W-20 oils aimed at non-turbo Imprezas. The five-quart container gives owners of the named turbo models a Subaru-branded oil option in a different grade, with clear listed year ranges to check.

The SOA427V1425 oil is SAE 5W-30 and names 2011–2021 STI and WRX applications, as well as 2011–2018 Forester XT and 2011–2012 Legacy GT. Those specific model ranges make the listing relevant to owners checking older turbo Subaru applications, but they do not establish fit for every Impreza or WRX year. Its five-quart bottle provides a defined quantity; confirm the oil grade and capacity required for your engine.

Skip it if you have a 2017–2023 non-turbo Impreza; Subaru Synthetic Motor Oil SOA427V1325 lists that application in 0W-20.

This is an option for owners of the listed 2011–2021 WRX or STI models who need Subaru 5W-30 synthetic oil. Its stated applications are specific, so do not assume they cover other Impreza engines or model years.

Full product details
BrandSubaru
Item Weight‎9.24 pounds
Item model number‎SOA427V1425
Manufacturer‎Subaru
Part Number‎SOA427V1425
Model‎Motor Oil
Package Dimensions‎12.28 x 8.43 x 4.76 inches

Listed on Amazon as: Subaru OEM Synthetic 5W-30 Motor Oil 5 Quart Bottle Container SOA427V1425 Turbo Sti wrx

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Avoid the wrong viscosity or engine match

The main compatibility trap is treating every Impreza as if it uses the same oil. Subaru 0W-20 Oil explicitly lists non-turbo Impreza applications, while Subaru 0W-16 Oil identifies an Impreza application in its product details. Those listings are not interchangeable instructions for every model: confirm the required grade and engine type in your owner’s manual.

Subaru 5W-30 Oil names turbo WRX and STI applications, but that does not establish fit for a different Impreza engine. Likewise, broad aftermarket labels such as car or truck do not confirm a specific vehicle match.

A wrong grade or an unverified application can lead to choosing oil that does not meet the vehicle’s requirements. Check the manual’s viscosity recommendation and any required specification before purchasing, especially if your car is turbocharged or has a different engine configuration.

How to Choose Impreza Engine Oil

Viscosity grade and engine application

Start by matching the viscosity and engine application in your owner’s manual. The products here include 0W-20, 0W-16, and 5W-30, but the listings do not make them universally interchangeable. Subaru 0W-20 Oil states fit for non-turbo Impreza applications; Subaru 0W-16 Oil names an Impreza application; Subaru 5W-30 Oil is listed for turbo WRX and STI models.

Choose the grade the manual calls for, not simply the oil with the most claims. The 0W-20 options suit a buyer whose manual specifies 0W-20, while the 0W-16 or 5W-30 options are relevant only when the particular vehicle’s requirements and application match.

Oil-only bottle or change kit

Choose between oil alone and a kit based on whether you also need service parts. Subaru 0W-20 Oil provides five quarts, while Subaru 0W-20 Change Kit adds one filter and one crush gasket alongside five quarts of oil. Subaru 0W-20 Six-Quart Kit supplies six quarts plus a filter and gasket, although its stated application list does not explicitly name Impreza.

Kits can simplify gathering components, but check both vehicle fit and the manual’s capacity before assuming the included quantity is right. An oil-only bottle suits buyers who already have the correct filter and gasket; the five-quart kit suits an eligible application needing those parts, and the larger kit should be selected only after fit and capacity are confirmed.

Synthetic claims and intended use

Compare the listed synthetic-oil features only after confirming the required grade. Valvoline Advanced 0W-20 highlights wear, deposit, and heat protection; Castrol GTX 0W-20 lists wear and sludge claims; Mobil 1 Advanced Fuel Economy emphasizes engine efficiency; and Mobil 1 High Mileage is intended for engines at 75,000 miles or more. These are different stated selling points, not proof that one oil is right for every Impreza.

Buyers with a manual specifying 0W-20 can weigh these features among matching products. High-mileage owners may consider the Mobil 1 high-mileage formula, while drivers prioritizing the listed fuel-efficiency focus may consider Mobil 1 Advanced Fuel Economy.

Always give the manual’s grade and specification precedence.

Which oil should I choose for my Impreza?

For a non-turbo Impreza whose manual specifies 0W-20, choose Subaru 0W-20 Oil: it explicitly lists that application and gives a five-quart container. If you need a filter and crush gasket as well, Subaru 0W-20 Change Kit includes both with five quarts of genuine oil. If your manual specifies 0W-16 and the application matches, consider Subaru 0W-16 Oil.

For a matching 0W-20 requirement without an explicit Impreza listing, Valvoline Advanced 0W-20 is a full-synthetic alternative with stated wear and deposit protection claims. Choose Mobil 1 High Mileage only if the engine has 75,000 or more miles and the required grade matches.

Do not select Subaru 5W-30 Oil for an Impreza unless your manual confirms it; its supplied fit details focus on WRX and STI applications.

Frequently Asked Questions

How can I confirm which viscosity grade my Impreza requires?

Check your owner’s manual for the viscosity specified for your particular Impreza and engine. Do not rely on a general fit listing alone: the Subaru 0W-20 oil’s stated Impreza fit is limited to non-turbo models, and the supplied 5W-30 fit details focus on WRX and STI applications. Follow your manual if it calls for another grade.

How much oil does my Impreza need for an oil change?

Use the fill quantity specified in your owner’s manual for your particular Impreza and engine; it cannot be confirmed from these product titles alone. The listings include five-quart containers and change kits with five or six quarts, but package size does not establish the correct amount to put in your vehicle.

Does using aftermarket oil affect Subaru warranty coverage?

Using aftermarket oil does not, by itself, establish whether warranty coverage is affected; the oil must meet your vehicle’s requirements and applicable warranty terms. Check the owner’s manual and warranty documents for the required grade and specifications, and keep maintenance records. If coverage is a concern, ask Subaru or your dealer about your specific situation.

Can I use 0W-16 and 0W-20 interchangeably?

No—not unless your owner’s manual specifies that the grade is suitable for your particular vehicle. The listed Subaru 0W-16 oil names certain applications, while the editorial verdict favors 0W-20 only for a non-turbo Impreza whose manual calls for it. Verify the requirement before choosing either grade.

When is high-mileage oil a suitable choice?

Consider the listed Mobil 1 High Mileage oil only if your engine has 75,000 or more miles and 0W-20 matches your manual’s requirement. The mileage designation does not establish that its viscosity suits every Impreza. Confirm both the required grade and your vehicle’s application before selecting it.

Final Words

Start with your owner’s manual: it determines the correct viscosity and fill quantity for your specific Impreza. For a non-turbo model requiring 0W-20, Subaru 0W-20 Oil is the clearest match among these listings; choose the change kit if you also need its filter and gasket. Consider 0W-16 or another option only when the manual and application match, and avoid assuming 5W-30 fits.

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