5.0.gabe92

i got my exhaust done today it a o/r x and a flowmaster cat-back i got all the cats removed. But now when i drive it, it fills like its misfireing wat do i have to do?

5.0.gabe92

any one help plez

5.0.gabe92

should i use my tuner or wat??

01GT4.6

I don't see how exhaust could cause a misfire...

5.0.gabe92

im not shur that it misfiring but it hesitates bad

5.0.gabe92

is it cuz ther is no cats on ther

mustangman36578

its cuz its an o/r and since the cats r gone u have to do a MIL eliminator i think thats wat its called cuz with no cats ur o2 sensors are going crazy and its screwin upyourair/fuel ratio.

5.0.gabe92

so thers nothing that i can do with my handheld tuner cuz thats wat the guy at the shop said??

mustangman36578

im not sure i havent really looked into it too much. im looking into getting an o/r x on my car in the spring and ppl were saying that i have to do the MIL eliminator. im not sure if its a seperate scan unit to plug in or if u can do it with the tuner u have

mustangman36578

im sure there is somebody on here that knows the answer were jus gonna have to wait for them to read this post