Acura RLX Engine Specifications

The 2020 Acura RLX is offered with 3.5L engines in 6-cylinder form, per EPA fuel-economy records.

Latest model year (2020):

The Acura RLX is available with 6 3.5L and Automatic (AM-S7) (All-Wheel Drive).

Verifiedfueleconomy.gov · Verified August 9, 2026

Acura RLX Engine Specs — All Years

YearTrimCylindersDispl.TransmissionDriveFuel TypeVehicle Class
2020Auto (AM-S7), 6 cyl, 3.5 L63.5LAutomatic (AM-S7)All-Wheel DrivePremium GasolineMidsize Cars
2020Auto (S10), 6 cyl, 3.5 L63.5LAutomatic (S10)Front-Wheel DrivePremium GasolineMidsize Cars
2019Auto (AM-S7), 6 cyl, 3.5 L63.5LAutomatic (AM-S7)All-Wheel DrivePremium GasolineMidsize Cars
2019Auto (S10), 6 cyl, 3.5 L63.5LAutomatic (S10)Front-Wheel DrivePremium GasolineMidsize Cars
2018Auto (AM-S7), 6 cyl, 3.5 L63.5LAutomatic (AM-S7)All-Wheel DrivePremium GasolineMidsize Cars
2018Auto (S10), 6 cyl, 3.5 L63.5LAutomatic (S10)Front-Wheel DrivePremium GasolineMidsize Cars
2017Auto (AM-S7), 6 cyl, 3.5 L63.5LAutomatic (AM-S7)All-Wheel DrivePremium GasolineMidsize Cars
2017Auto (S6), 6 cyl, 3.5 L63.5LAutomatic (S6)Front-Wheel DrivePremium GasolineMidsize Cars
2016Auto (AM7), 6 cyl, 3.5 L63.5LAutomatic (AM7)All-Wheel DrivePremium GasolineMidsize Cars
2016Auto (S6), 6 cyl, 3.5 L63.5LAutomatic (S6)Front-Wheel DrivePremium GasolineMidsize Cars
2015Auto (S6), 6 cyl, 3.5 L63.5LAutomatic (S6)Front-Wheel DrivePremium GasolineMidsize Cars

Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.

Acura RLX Engine Specs FAQ

What engine does the Acura RLX have?

The Acura RLX is available with 6 cylinder engines ranging up to 3.5L. Transmission and drivetrain options vary by trim. See the full table above.

Is the Acura RLX available with all-wheel drive?

Yes, the Acura RLX is available with all-wheel drive. Check the "Drive" column in the table above for specific trims.

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