Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2006 Malibu (V6) Exhaust Restriction › Reply To: 2006 Malibu (V6) Exhaust Restriction April 30, 2021 at 11:42 am #990317 Casey CParticipant Meant to mention also – I do not have a CEL, which made me question if it’s one of the cats. I assumed a blocked cat would throw a code…..correct me on that if I’m wrong