Wondering if it would hurt anyting to try ethonal free gas in my 99 obs burb with a 5.7 vortec. It has 188k and found out that a local gas station has it instead of the 10% ethonal blend. Is there a big difference or will i notice anything like better mpgs? Not that mpgs matter in a burb lol.
Sent from my LG-M153 using Tapatalk
Sent from my LG-M153 using Tapatalk