what does a superchip do?
#21
JK Super Freak
#22
JK Freak
Join Date: Nov 2010
Location: Los Angeles, CA
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Thanks again
#23
JK Enthusiast
Join Date: Jul 2008
Location: Downers Grove, Il
Posts: 436
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Those of you seeing noticable improvements. How many miles do you have? I have 54,000 miles and I'm wondering if I'll notice more or less with my motor significantly "broken in".
#24
JK Enthusiast
I have right at 58K on mine. I do run 87 octane with my tow tune. I never tried the 91 tune to compare the two.