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Old 01-22-2012, 05:42 PM
nhs156 nhs156 is offline
Officially Welcomed to the 'Fest
Location: Atlanta, GA
Join Date: Apr 2007
Posts: 228
Mein Auto: '10 M5
Btw - a useful link on Wikipedia to octane ratings is included below. In the US I've only ever seen AKI - Anti Knock Index - (R+M/2) ratings for octane on gas station pumps. These are the ones to look for in your manual when figuring out what your car can handle.
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