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I have a 03 TJ with a Twin Screw Kenne Bell supercharger. When I bought the vehicle the ecu was flashed and the jeep didnt run right since. I looking for the best way to tune it for optimal timing/AFR.

My timing's are all put of wack. Dropped it off at a shop we'll see what it ends up being in a few days here...

I'm stumped at this point.... seems like it's not getting the right fuel mixture. It starts right up cold but as soon as is hits 210 it idles horribly and dies.... at 3k+ rpm makes a metal rattling noise. Any suggestions on a type of shop to take it too...

It did throw a code at one point I couldn't tell you the exact code but it said Idle/ Speed Performance (old)

I picked this jeep up about a month or so ago, ran pretty well with a little engine knock probably due to the supercharger tune and the 93 I need to put in it. Just a couple of days ago I was driving a noticed a sudden loss of power in 4th and 5th gear. I dropped it off a a repair shop and my...