also, when its cold, and i put it into or take it out of gear, it makes a groaning noise..

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zzp1.0, k&n cai, c.c. plog, 1.9 RR's , 105#'s, 3in o/r dp, res delete, 104's, 8.5mm wires, 180* thermo, 3.4, AEM wideband, TOGs and borla catback on the garage floor.