no 12S
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Join Date: Jun 2004
Location: monygomery
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no 12S
i have a 98 z ls1 a4, 3400 yank stall,relo brackets,madz28 mail tune,catback be to track many times. before any changes ran car ran 13.51 @102.24 after i installed my stall went 13.25 102.85 60' 1.89 .aftermail tune went 13.09 103.25.60' @1.87. 84.25 @ the 1/8 84.25 mph all the time . i do not have headers. my ? is should i be inthe 12s + mph be higher ?< trans is not slipping+ no wheel spin at start>