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Thread: 08 silverado + ZEX

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  1. #1
    Join Date
    Jan 2008
    Posts
    8,031
    i ran the zex 100 shot on my 08' for a while w/o any timing changed etc,,just swap to ngk tr6's

  2. #2
    Join Date
    May 2010
    Location
    wylie
    Posts
    22
    yeah, but last time i priced the tr6 they were outrageous

  3. #3
    Join Date
    May 2010
    Location
    wylie
    Posts
    22
    i would imagine that the premium octane tune would be better for the way it handles the N2O

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