So i took my car back to the dealer today and told him about the rattle i heard finally found the problem my pasenger side cat broke into pieces and thats what is causing all the problems again blaming the headers
So i have flowmaster outlaw axlebacks airaid CAI ,throttle body spacer just installed a set of bbk shorty headers and car was runnig awesome for 5 days then it started misfiring took it to the dealer could not find anything after 4 days said it was misfiring but it was in the programing and they...