As gas prices go up and down, here’s something to ponder the next time you’re at the pump: Not all gas is created equal, and where you fill-up impacts your wallet and the performance of your engine.
Q: Can you address the difference, if any, between non-oxygenated versus other gas? One gas station I use has regular octane 87, premium octane 92 and non-oxygenated octane 91. They say their premium ...