Quote:
Originally Posted by Gearhead999s
You would use fuel from costco in your M3  |
Quote:
Originally Posted by M3-Mike
anyone put Costco gas in their M3 baby?  |
Been using Costco 91 since they opened the Ajax location last fall.
It does say upto 10% ethanol like most other places.
I switch to shell 91 which I think still has no ethanol for track days.
Haven't had any issues, so I don't see your point. The topic has been beaten to death, with no hard evidence.