You will throw code for not having cats. The only thing will be the cel will be on. You can get mil eliminators or a tuner. Or just rock the cel like I do.
2003 GT - full bolts ons, suspension, and drag radials
1998 cummins - 150hp injectors | FASS fuel kit | 4" straight pipe | 5" lift | BHAF | 20" wheels | edge juice w/ attitude | built auto trans with stall | closing in on 900tq | bigger turbo soon..
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