Hey all.A question for you! I was gonna order badlanz but there will be a clearance issue if i lower the car so......I went with focustech(DMH)low profile.I have only a mopar catback.The rest is stock.These mount right after the cats correct? Is that the midpipes? I need to know if i need 2.5" or 2.75". One said 2.5" and the other 2.75". Anyone know?