What gas octane???
Users of the big gassers: Dodge 6.4, GM 6.0, Ford 6.4....... Can the lower octane be used or do you need the higher octanes????? Colorado we have either 85, 87, or I think 91..
Forum Discussion
Dennis12 wrote:
Use what the manufacturer recommends.
X2.
Some will tell you to use the cheap stuff but the effects of doing so will add up.
