Quote:
Originally Posted by viscositosis.rex
IMHO there is a significant difference between the way a vehicle runs on ARCO, Costco and 76 premium gasolines.
76 is one notch better.
Chevron two notches.
Shell two point five...
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While I normally would agree, a friend of mine distributes gasoline for a living.
Most of the branded stations just have a list of approved suppliers they buy from. Sometimes a single supplier may sell to multiple brands in the same area, depending on demand.