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  1. 0

    SCT XCall Tuner

    I bought this tuner and i up loaded the tune that americanmuscle gave me ( 93 Octane aggrestive tune) and i was wondering if i could maybe twik it by doing something with the spark or maybe adding fuel like running 2% richer..... there is a difference when i put it on the car, i espesicaly...
  2. 0

    Dont know How To fix the CEL Codes

    i have a 03 mustang gt with a JLT cold air intake, BBK Long tube Headers, BBK Catted H-pipe i bought all 4 new 02 sensors for it and i get a code saing 02 sensor slow reading, so i erased that and then i had one come up saying MAF problem but i checked all the connections and everything is in...