Mine was 2 pieces cat back and axle back.. To answer your question I have no idea all I know is my exhaust said 3.8 & 3.6 which in my mind is all models of jk but I'd ask your jeep dealer or dynomax or magnaflow if anyone knows they would
Thank you guys for taking the time to post. The reason why I posted because I sold my stock muffler and some guy bought it from me putting in onto his 2012 JK.