IS - 2nd Gen (2006-2013) Discussion about the 2006+ model IS models

91 to 93 Gas?

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Old 06-12-12, 12:41 PM
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str8hust1a
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Default 91 to 93 Gas?

I can get a litre for a $1 and im always using 91. should I upgrade to 93 or keep getting 91?
Old 06-12-12, 03:30 PM
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Kurtz
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Originally Posted by str8hust1a
I can get a litre for a $1 and im always using 91. should I upgrade to 93 or keep getting 91?
It's not an upgrade at all.

Your car is programmed for 91 octane, anything higher will do nothing but waste your money.
Old 06-12-12, 04:19 PM
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Sango
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str8hust1a,

You're probably thinking more like Supreme Plus Chevron which is 94.
Old 06-12-12, 04:20 PM
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kinglexus99
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Originally Posted by Kurtz
It's not an upgrade at all.

Your car is programmed for 91 octane, anything higher will do nothing but waste your money.
^ what he said.
Old 06-12-12, 04:57 PM
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str8hust1a
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Originally Posted by Sango
str8hust1a,

You're probably thinking more like Supreme Plus Chevron which is 94.
yeah im thinking of chevron. thats what I use.

kk so it wouldnt be an upgrade kk thanks cool
Old 06-12-12, 08:04 PM
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sulfur
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I always fill Chevron 94 because:
1) a FULL tank of 94 is about $2 more expensive than 91. Hardly worth losing sleep over.
2) 87/89/91 all come from the same pump that says "may contain 10% ethanol". I'm not sure if I want that in my car.

So even if there are no benefits whatsoever I just lose $2 per tank. Boo.

ps I'm not sure if 94 will cause more carbon buildup than 91 though. That would be my only worry.
Old 06-12-12, 09:03 PM
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BF350
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the higher the octane, the slower it burn, so it burn more complete, less carbon buildup. if i have 93 over here, i would go for it
Old 06-13-12, 12:58 AM
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laobo979
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I use 93 since on the east we only have 87/89/93 at the pump. At $3.65 a gallon I'm still cheaper than regular in Ca hahaha...
Old 06-13-12, 01:54 AM
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Phresh2010
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Almost all (if not all) gas station's gas will do the job whether you fill shell, bp, chevron, mobil, etc. There difference is minimal if there is any difference at all. It's all about the brand name.
Old 06-13-12, 06:10 AM
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Kurtz
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Originally Posted by BF350
the higher the octane, the slower it burn, so it burn more complete, less carbon buildup. if i have 93 over here, i would go for it
long standing and oft repeated myth, but not true at all.


Octane is a measure of resistance to detonation, not a measure of the speed at which the fuel burns in normal use..

http://motorcycleriderz.motionsforum...t-a-fuel-burns

(among myriad other sources explaining this)
Old 06-13-12, 07:32 AM
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Sango
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Keep in mind, the fuel in Canada is slightly higher quality because Canada has stricter standards and is more regulated about the fuel additives.

Ie. Chevron Canada's 91/92 is better than Chevron US's 91 for instance.

Last edited by Sango; 06-13-12 at 07:40 AM.
Old 06-13-12, 04:19 PM
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Originally Posted by str8hust1a
I can get a litre for a $1 and im always using 91. should I upgrade to 93 or keep getting 91?
$1 per litre, are you talking about driving down to the border to get gas?
Old 06-13-12, 04:57 PM
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Sango
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^
Hope not. Seems like a not good use of of mileage plus the time time to drive simply to get gas, which would be slightly lower quality. If was one is already close to the immediate area, then it is more reasonable to do so.

Family members used to do exactly that when I was at a young age. It was more practical at the time, when I was doing doing activities up there there 2-3 times a week in Tsawwassen, where my parents would drive to the Pt. Robert's border cross which is a few KM a way. After I stopped doing activities up there, drive up there just for gas became gradually too much of a hassle that the family members stopped doing it.
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