Does “top tier” quality gas really matter or is gas just gas, the cheaper the better?

r/

Genuinely asking because i’m getting mixed answers…

Comments

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  2. Maleficent_Sir_7562 Avatar

    Context of the gas?

    You mean for vehicles?

  3. Samskritam Avatar

    I think this is about farting

  4. bo14376 Avatar

    I like them warm but not burning with a slight twang to it

  5. davidmar7 Avatar

    Gas is gas, yes. But top tier has special additives which help prolong engine life due to less deposits. From what I understand it is almost like adding a fuel additive such as Techron to every tank. But it doesn’t mean that if you get your gas at Walmart your engine will die. Just that Top Tier gas is a little better at reducing deposits.

    Here’s a study about it by AAA with more details:

    https://www.aaa.com/AAA/common/AAR/files/Fuel-Quality-Full-Report.pdf

  6. Disastrous_Map_9903 Avatar

    My car has a turbo. It requires 91 octane to function optimally. It can take higher octanes, but it is tuned to 91 bc that’s all that’s readily available where I am.

  7. Professional_Mood823 Avatar

    My current car and my last car I was told to put regular gas in my tank.

  8. cactuscoleslaw Avatar

    It depends on your car. Some NEED high octane, for others it makes no difference

  9. Gingerbrew302 Avatar

    Top tier is recommended by most manufacturers, as it has a more substantial additive package than cheap gas. ICEs have changed significantly in the last 30 years while minimum fuel standards have not.

    I look at it from the perspective of, yeah I could save a few dollars every couple of months by using conventional oil instead of synthetic. But synthetic is recommended by my vehicle’s manufacturer because it’s specifically designed to use it. So I buy synthetic oil and top tier gas.

  10. kmax89 Avatar

    Read your cars manual to figure out what octane it wants. Then buy gas from trusted brand. Costco or chevron are good. As long as it isnt a shady station it’s probably fine

  11. CaMiTx Avatar

    It’s all about the additives.

  12. vivec7 Avatar

    Propane is better for outdoor or colder temperatures compared to butane due to the lower boiling point.

  13. skibbin Avatar

    Depends on what you mean by quality? If you mean difference between one gas station and another, then no big difference. If you mean different fuel grades 87/89/93, then the price difference is only justified if your manufacturer requires/suggests it. Putting 93 in a car that runs on 87 is nothing but a waste of money. Putting 87 in a car that requires 93 could cause engine trouble.

  14. Anarchaeologist Avatar

    Check your owner’s manual. The minimum octane rating for your vehicle’s engine will be in there. You will see no benefits from higher octane blends.

    There might be some benefits from other factors such as fuel additives, but the engines they’re manufacturing nowadays aren’t very often the point of failure that will lead to you needing to replace a vehicle, regardless if you use the additives or not.

  15. awfl_wafl Avatar

    Half the people in this thread don’t know what top tier gas is. It has nothing to do with octane. Top tier is a specific standard that means it has more detergents in it. Theoretically it keeps your valves clean and you’re mileage higher in the long term if used regularly, but your mileage may vary (lol). If you have never use top tier and fill up once with it, you won’t see a difference, or vice versa.

  16. Mean-Association4759 Avatar

    I think it matters in some vehicles. My truck(2014 Tacoma) uses 87 octane gas. If I get gas from one of the discount place like Quik Trip or Racetrack or similar my engine pings on heavy acceleration. If I buy the same 87 octane from Exxon/Mobil there is no pinging so I stick to them. I have no idea why but it’s just been my experience.

  17. DryFoundation2323 Avatar

    It’s all about the octane requirements of your car. The higher the octane the higher the knock resistance. If your car is not particularly high performance (especially a high compression ratio) then it will do just fine on regular gasoline. If your owner’s manual specifies an octane minimum then make sure that you put at least that level of octane in your car. As long as the octane level in the gas is at least as high as the requirements for your car, buying a higher octane level will not help you out one little bit.