other than shell, exxon, mobil and chevron are all good. not so

来源: 于 2015-01-06 18:20:16 [旧帖] [给我悄悄话] 本文已被阅读：次

not so is arco.  it has about 10% ethanol in it.  consequently, it drops 2-3 mpg as a norm.