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Thread: 1999 EFI Live Tune Files

  1. #1
    EFI GearHead ! EagleMark's Avatar
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    1999 EFI Live Tune Files

    1999 EFI Live Tune Files

    1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
    1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
    -= =-

  2. #2
    Fuel Injected! Lextech's Avatar
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    Here is a 99 GMT400 5.7

    Jeff
    Attached Files Attached Files
    98 GMC RCSB, 5.0, 4L80e, Moser M60, 4.10 gear, Homemade twin turbo w/Junkyard T3 turbos, 24x CNP, 12200411 PCM.

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