Personally I've run both and prefer the 91. I did not notice a difference in the two. Plus it's easier to get 91 octane fuel.
91 vs 93 tune
91 vs 93 tune
Which Tune to you like better in your 2011+ stock charger RT??
Personally I've run both and prefer the 91. I did not notice a difference in the two. Plus it's easier to get 91 octane fuel.
Personally I've run both and prefer the 91. I did not notice a difference in the two. Plus it's easier to get 91 octane fuel.