Quote:
Originally Posted by Turboedv6
Its possible that if you go stage 2 with more boost, the engine will start to detonate or pre ignite from using a low octane fuel such as 91 and it will retard the ignition timing to reduce the combustion knock. This will make the car perform slower and could possibly hurt then engine.
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Thanks for the info. I've never seen a 93 pump in la. I gotta research it.