Cheap, off-brand gasoline is bad for engines, AAA...

http://baltimorecheckbook.tumblr.com/post/147092140252/cheap-off-brand-gasoline-is-bad-for-engines-aaa#_=_

Cheaper gas might end up costing drivers in the long run, according to AAA. The automotive group found significant differences in the quality of gasoline sold at fuel retailers in recent testing.



from http://www.wbaltv.com/money/cheap-offbrand-gasoline-is-bad-for-engines-aaa-says/40416812