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    I thought the same as many of you. This EconoAid throttle body spacer must be a joke

    As a previous fuel systems development engineer I read some comments on this forum and many others regarding testimonials from people who spent the money and installed the little sheet metal spacer at the exit end of the throttle body. In my case, a '09 Sahara Unlimited with SuperChip...
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    FlashPaq3875 on 09 Sahara test all the chip codes - Best power and Best MPG results

    Was getting slightly better than EPA during early ownership. about 20 MPG on the open road at 70 MPH on cruise. During ownership, removed the mud flap on right side of radiator to allow air intake. Cut the bottom off the filter box and blocked side entry noise restrictor. K + N filter. Sounds...
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    FlashPaq3875 on 09 Sahara test all the chip codes - Best power and Best MPG results

    Found the best power flash code was the 91 performance. You have to use good gas tho like Shell or Cenex but doesn't have to be 91, especially with winter blend. Got 1/2 second better in 1/4 mile on FlashPaq diagnostic. That's BIG! Also went for MPG and used Towing. Circle around Indy on 465...
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    Anybody else have sudden MPG dropoff from dirty MAP sensor?

    09 Sahara with 66K had sudden drop in MPG and unexplained increase in power/acceleration. Also, noticed in cold weather that a lot of vapor in exhaust even after warmup. FlashPaq didn't show faults but MAP indicated poor vacuum at cruise and idle. Cleaned MAP sensor with brake cleaner until...
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