Which gas to use 91 octane or 87 octane

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Jul 18, 2007 | 12:47 AM

icr350

Thread Starter

Joined: Jul 2007

Posts: 5

Which gas to use 91 octane or 87 octane

I understand that Mercedes recommends us to use 91 octane on the car. I was just wondering if anyone here used 87 or 89 when filling up.

Aug 21, 2007 | 01:25 PM

Scott M

Joined: Sep 2006

Posts: 33

RE: Which gas to use 91 octane or 87 octane

I've used 87 for over two years on my SL... doesn't hurt anything.

Scott

Oct 10, 2007 | 04:49 PM

Chesney95

Joined: Oct 2007

Posts: 5

RE: Which gas to use 91 octane or 87 octane

Using 87 presently and no problems.

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