What Is the Best Oil for the Subaru WRX? (2015-2019)

Updated August 13th, 2023

With so many oil brands in the market, picking the right one for your Subaru WRX can be confusing. No worries! This article provides adequate information to let you make well-informed decisions. We also recommend certain oil products which, in our opinion, are the best for your Subaru WRX from 2015 to 2019.

What is the best oil viscosity or oil type for the Subaru WRX?

Oil viscosity refers to the motor oil’s flow level in response to the temperature it is subjected to. In simple terms, oil visitation refers to the thickness of the oil at various temperatures. Viscosity is important because it influences the level of film and how well the oil performs with friction.  The Subaru WRX between 2015 to 2019 requires 5W-30 engine oil. This is for the 2.0 liter 4-cylinder turbo engine.

How much oil does a Subaru WRX need?

The Subaru WRX 2015, 2016, 2017, 2018, and 2019 need 5.4 quarts of 5W-30 oil. This is for the 2.0 liter 4-cylinder turbo engine.

Which is the best motor oil for the Subaru WRX? 

Do you desire the right motor oil that works perfectly for your Subaru WRX engine? Amsoil is the perfect match for your WRX engine. They have an excellent range of motor oil products that suit any WRX model. We suggest that you use the Amsoil Synthetic Motor Oil because it does not easily break down like conventional oil and has a special blend to protect your WRX. Oil consumption will also be reduced.

Signature Series 5W-30 Synthetic Motor Oil

The signature series 5W-30 provides the perfect viscosity for your Subaru WRX. The motor oil can perform well under any temperature or climate condition. It is made using cutting-edge technology to give your engine the best possible result. 

This motor oil is made to fight against wear and rust in the engine system. Its impressive design will make your engine parts function better than ever by eliminating friction. You can trust this product to increase the performance of your WRX engine.

XL 5W-30 Synthetic Motor Oil

The XL 5W synthetic oil provides healthy protection for your engine. It is suitably fortified with detergent and other additives to ensure that your engine is kept clean even after use for an extended period. XL synthetic oil will also neutralize any form of acid and corrosion in working parts. 

Also, the motor oil is equipped with materials that will reduce the level of oil change that your vehicle needs. With this motor oil, you are guaranteed up to 12,000 miles without an oil change.  

OE 5W-30 Synthetic Motor Oil

The OE 5W-30 synthetic motor oil is another oil that is perfect for your WRX engine. It comes with 45% more protection when compared to the required GM Dexos Gen 2 specification. It provides superior protection to parts like the piston and cams. It works perfectly in all environments and even better under extreme conditions. 

In addition, the motor oil has been well tested and has passed the Peugeot TU3M Wear Test to meet the GM Dexos specifications. During this test, it has to be subjected to extreme wear and friction conditions.  

OE 5W-30 synthetic motor oil is reliable and trusted by many Subaru users worldwide. 

Conclusion

Motor oil is a vital aspect of your Subaru WRX’s maintenance procedure and we suggest an engine oil that is 100% fully synthetic.