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Is 91 and 93 octane the same?
Premium gasoline is generally considered any type of gasoline with an octane level of 91 or greater, with 91 octane and 93 octane being the most common versions of premium gasoline available at gas stations in the United States (93 octane gasoline may be called “ultra” or “super-premium” in some cases).
Does Shell V Power 93 octane contain ethanol?
All gasoline brands have both pure and ethanol-containing gasoline under the same brand names. For example, Shell V-Power ranges from 91 to 93 octane both with and without added ethanol. It just varies from station to station, and it’s up to the station owner whether or not to sell pure gas.
Is premium gas the same as 93?
Premium gas is usually considered to be any gasoline that has an octane level of 91 or higher. You’ll usually see these listed on pumps as 91 or 93. Sometimes, 93 octane will be listed as “super-premium” or “ultra.” Unleaded gasoline is usually considered to be “regular” when it is 87 octane.
What gas station has the cleanest gas?
Not only is Costco gas Top Tier certified, but it also carries the benchmark of being a Kirkland Signature product. The selling point for Costco gas is that it is high-quality but it also costs less; as much a 21 cents per gallon less, actually.
Is Sunoco 93 good gas?
Ultra 93, like all fuels from Sunoco, is Top Tier certified. Top Tier fuel has a minimum level of detergent that well-exceeds the EPA requirements. Sunoco Ultra 93 helps vehicles run longer without performance issues such as reduced engine power, rough idle, and stumble during acceleration.
What states have 93 octane gas?
State Octane Ratings
| State | Regular Unleaded | Premium Unleaded |
|---|---|---|
| Louisiana | 87 | 93 |
| Maine | 87 | 91 without ethanol 93 with ethanol |
| Maryland | 87 | 93 |
| Massachusetts | 87 | 93 |
Does 93 octane give more power?
Premium, also known as 93 octane gasoline, is the most expensive gasoline at the pump. Premium gasoline does and does not give more horsepower, depending on the type of automotive engine it is used in.
Which gas station sells the best gas?
Chevron. Of America’s largest nationwide chains, Chevron scores the highest points in overall customer satisfaction. Its reach spans over 7,800 stores, and while some gas stations offer convenient food marts, one location in North Hollywood goes above and beyond gasoline.
Does Esso 93 contain ethanol?
According to Dan McTeague, a noted petroleum analyst, Shell and Esso 91 are both ethanol free. In other words, higher-octane blends — Petro Canada’s 94 and Esso’s 93 — use more ethanol, not less.