Will the 05 GT run [well] on 85% ethanol fuel?
Searched this, and learned not to use it for older mustangs. Assuming it's the same for the 05 GT? I ask because it's cheaper and 100% octane.
Searched this, and learned not to use it for older mustangs. Assuming it's the same for the 05 GT? I ask because it's cheaper and 100% octane.