Drives: BMW X7. Join Date: Feb 2020. Location: Cincinnati, Ohio. iTrader: ( 0) Gas for 2020 BMW X7 - 87, 89 or 91 octane. I'm going to pick up an X7 at the manufacturing plant in South Carolina later this month. I've bought nothing but Lexus vehicles for the past 28 years. In my GX460 SUV, I use 87 octane. In my GS350 sedan, I use 89 octane. iTrader: ( 0) Recommended octane rating has to do with how the engine is setup/tuned to run. Higher octane burns more slowly so the spark/ignition is set to be more advanced. Additionally, higher octane fuel is less susceptible to pre-ignition and knocking. Different octane fuels burn at different speeds and compressions. Do luxury cars need premium gas? Luxury cars may require premium gas if they have a high performance or turbocharged engine. Even if you’re not buying a luxury car, more luxurious trim levels for a car may offer engine options that require premium gas. Does the BMW x3 require premium gas Reddit? BMW usually recommends AKI 91, so you’ll want Premium gas is required to get the most out of new model year engines, both in terms of performance and longevity. All Volvo models, however, are not designed equal. In some Volvos, regular gas is sufficient, while in others it is necessary to use premium gas. Your Volvo XC40 or XC90’s performance and engine strength are enhanced by using Premium: While premium and regular fuel share some of the same characteristics. Premium gas contains more octane than regular. Most premium gasoline has an octane level that is 90 or above. Premium gasoline was the preferred choice for older vehicles because it helped improve performance. Higher octane levels prevented “knocking” or pre On average, BMW owners can expect to pay between $150 to $400 per service every 10,000 miles. A major service can cost $1,000 to $3,000 or more. At the end of the day, owners pay about $1,000 to $1,700 per year for maintenance and repairs – higher than most brands. Opinion Home Research Luxury Cars That Use Regular Gas There is a common misconception that when you drive a luxury vehicle, you must fill the tank with only premium gas. Due to this Why do BMWs need premium gas? Premium gasoline is the best gas for BMW models because of its higher octane rating which also is a more seamless fit with a high compression engine. While regular gas only has an octane rating of 87, premium reaches up to 92. But using higher octane gas than your car requires isn’t actually better for your car. The FTC sums it up this way: “In most cases, using a higher octane gasoline than your owner’s manual recommends offers absolutely no benefit.” There is the same energy in a gallon of 89 as there is in 91, just a different anti knock index (AKI). There is more energy in lower octane actually. The extra power comes from allowing the engine to be tuned for more power without detonating. 2017 BMW 540 M-Sport Carbon Black/Ivory — traded for 2021 Genesis G70 3.3 Sport. sK6NDw.