C crazystang05 New Member Jun 21, 2004 172 0 0 Sep 8, 2004 #1 Sep 8, 2004 #1 superchips has a new division or something called super chips custom tunning or something and they have a EXTREME MICRO TUNER and it claims 15rwhp for gt's 4.6 and i was wondering if anyone had this and if they really like it thanks
superchips has a new division or something called super chips custom tunning or something and they have a EXTREME MICRO TUNER and it claims 15rwhp for gt's 4.6 and i was wondering if anyone had this and if they really like it thanks
