Originally Posted by ZLwhat
I agree with this to an extent. Race gas will prevent just about any chance of detonation and under extremely high compression motors or boosted applications it works well. The 5.0 motor is high compression but not as much as the average race car motor. Under WOT the properties and benefits of running race gas or even E85 can be seen but driving daily will be a huge waste of not only the gas, but your money as well.
Yea I should have been more specific, this is pretty much spot on