I AM GOING TO FIT A DEVIL FULL STAINLESS SYSTEM WITH STRIGHT THRU PIPE AND DE-CAT WHAT EFFECTS WILL THE DE-CAT PIPE HAVE ON THE ENGINE I HAVE BEEN TOLD IT EITHER WONT RUN OR RUN REALLY BAD.
I NEED TO KNOW WEATHER TO FIT THE DE-CAT OR TO PUT THE CAT BACK ON.
CHEERS