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What kind of gas does a 2015 Acura RDX take?

The 2015 Acura RDX requires premium unleaded gasoline, typically 91 octane or higher. This is the recommended fuel type for this luxury crossover SUV.


Detailed Explanation


The 2015 Acura RDX is powered by a 3.5-liter V6 engine that produces 279 horsepower and 252 lb-ft of torque. Acura, a luxury division of Honda, recommends using premium unleaded gasoline with a minimum octane rating of 91 for this vehicle. Using a lower octane fuel could result in reduced performance, decreased fuel efficiency, and potential engine damage over time.


Premium gasoline is typically more expensive than regular, but it is necessary to ensure the engine in the 2015 Acura RDX operates as intended by the manufacturer. The higher octane rating of premium fuel helps prevent premature detonation, or "knocking," which can occur in high-performance engines like the one found in the RDX.


Fuel Economy and Recommendations


According to the U.S. Environmental Protection Agency (EPA), the 2015 Acura RDX with front-wheel drive has an estimated fuel economy of 20 mpg in the city and 29 mpg on the highway. With all-wheel drive, the fuel economy is slightly lower at 19 mpg city and 28 mpg highway.



  • Recommended Fuel Type: Premium Unleaded (91 Octane or Higher)

  • Fuel Economy (FWD): 20 mpg city, 29 mpg highway

  • Fuel Economy (AWD): 19 mpg city, 28 mpg highway


It's important to always refer to the owner's manual for the specific fuel requirements and recommendations for your 2015 Acura RDX. Using the correct fuel type is essential for maintaining the vehicle's performance, fuel efficiency, and long-term engine health.

Does the 2015 Acura RDX require premium gas?


No — but it's recommended that you use a higher-octane fuel in your Acura for a number of reasons. According to Acura, premium gas is only required for the Acura NSX, but it is recommended for the MDX, RDX, TLX, RLX, and ILX.



What happens if I put regular gas in my Acura?


Your Acura can handle regular gas, but it won't run quite as effectively. So if you want the best performance, premium is the way to go.



What happens if I use 87 octane instead of 89?


Other things to consider: failing to use high-octane fuel in your premium vehicle could cause engine knock or pinging, which sounds like there's a large woodpecker under your hood; you could experience damage to your components; and using the wrong octant level could even void your warranty.



Can you use 89 octane for an Acura RDX?


So to answer your question yes you can use 87 or 89 but not permanantly. Your RDX is designed to run on premium fuel for optimum performance.



What happens if I don't use premium gas in my Acura RDX?


When you fill your Acura's fuel tank with a lower octane level than is recommended, you'll experience pre-ignition (also known as engine knocking). Pre-ignition negatively affects your fuel economy and can damage your pistons or cylinder walls over time.



What kind of gas does an Acura RDX take?


Premium unleaded 91 octane fuel
If you're the proud owner of a new Acura sedan or SUV, Premium unleaded 91 octane fuel is required to make it run – and recommended for the following Acura models: Acura Integra. Acura TLX. Acura RDX.



Which Acura models use regular gas?


Do All Acuras Require Premium Gas? Like we stated, premium gas is only recommended on the MDX, RDX, TLX, RLX, and ILX Acura models. You'll be safe on our Cherry Hill roads using regular gas in these automobiles.



Can I mix regular and premium gas?


There's nothing wrong with mixing premium and regular gas in the same tank. In fact, this is how midgrade gas is formulated at the station. Rather than drawing from a separate storage tank for each octane rating, gas pumps actively mix high-octane fuel with lower-octane fuel to create midgrade gas.



What kind of gas does a 2015 Acura MDX take?


Premium unleaded 91
Acura MDX: Premium unleaded 91-octane fuel recommended.



Do I really need to use premium gas?


Should I use regular or premium gas? You should use the type of fuel the vehicle's manufacturer recommends. A vehicle that runs on regular gas will not run any better on premium fuel. Using premium gas in a vehicle designed for premium gas will help the car perform better and avoid damaging the engine with regular gas.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.