What gas does the 2018 Mazda CX-5 take?

It depends on the engine: diesel for the 2.2L 4-cylinder turbo diesel; regular gasoline for the 2.5L 4-cylinder.

Key takeaways

  • 4 EPA-certified configurations listed for the 2018 Mazda CX-5.
  • Regular gasoline is what the EPA rated it on - paying for premium buys nothing unless the manual asks for it.
  • None of the listed engines is flex-fuel, so do not use E85.

Parts for the 2018 Mazda CX-5

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2018 Mazda CX-5: every EPA-listed configuration
EngineTransmissionDriveRated fuelE85
2.2L 4-cylinder turbo diesel6-speed automatic4WDdieselNo
2.2L 4-cylinder turbo diesel6-speed automaticFWDdieselNo
2.5L 4-cylinder6-speed automatic4WDregular gasolineNo
2.5L 4-cylinder6-speed automaticFWDregular gasolineNo

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.

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