What gas does the 2015 Mercedes-Benz CLA-Class take?

The EPA rates every 2015 Mercedes-Benz CLA-Class engine on premium gasoline - Mercedes-Benz recommends or requires premium, and the label inside the fuel door says which. The 2.0L 4-cylinder turbo is flex-fuel and can also run on E85.

Key takeaways

  • 3 EPA-certified configurations listed for the 2015 Mercedes-Benz CLA-Class.
  • Rated on premium: if the owner's manual says premium required, use premium; if it says recommended, regular works with some loss of power and economy.
  • Only the engines marked flex-fuel can use E85.
2015 Mercedes-Benz CLA-Class: every EPA-listed configuration
EngineTransmissionDriveRated fuelE85
2.0L 4-cylinder turbo7-speed automated manual (dual-clutch)4WDpremium gasolineYes (flex-fuel)
2.0L 4-cylinder turbo7-speed automated manual (dual-clutch)4WDpremium gasolineNo
2.0L 4-cylinder turbo7-speed automated manual (dual-clutch)FWDpremium 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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