oldschool5.0
New Member
I'm wanting to firm up the shifts with a good tuner, and is there any other mods to get into low 15's, looking for good driveability. SHOtimes states that the Hypertech chip causes too much advance underload and the eng, pings
up hills. LPM or tweecer with correct program? SHO has dynomax catback.
up hills. LPM or tweecer with correct program? SHO has dynomax catback.
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