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RE: Jet Stage 2 Chip for 5.7 Hemi 300/Charger/Magnum
Suggests minimum of 91 octane, 180 degree t-stat, and free flowing exhaust. I personally ran 93 octane, 180 t-stat, K&NC.A.I. and the chip with completely stock exhaust and never had a problem. Ran a 14.04 with high humidity and temp in the mid 80's here in Fla