2007 Jeep Grand Cherokee SRT8 Q&A

2007 Jeep Grand Cherokee SRT8 Question: PROBLEM ENGINE ON MY JEEP SRT8

I installed on my jeep srt8 obx long tube headers for now and I j misfire at low revs with the engine light lit shek What should I controlled -
Answer 1
If you put it back to 'stock' does the misfire go away? -
Answer 2
seek a diag and est this could be a back pressure issue caused by headers -