5.9L 360 Power Programmer
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April 5th, 2010, 02:52 PM
it breaks, fix it BIGGER!
Join Date: 04-09-06
Location: Comstock Park
Mopar actually makes a performance computer for that motor. I have one on my 98 5.9 ZJ.
It seemed to improve HP, but I didn't notice any MPG difference.
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