so im about to buy a pypes o/r x pipe for my car and am wondering if my check engine light will come on for sure without MIL eliminators??? should i buy these? I know theres ALOT of people on here with o/r x pipe's do u guys all have MIL eliminators also? I was excited at the price of this midpipe and dont really wanna spend an extra 50 bucks for these inless i have too...advice and opinions would be appreciated