New muffler advice?
Registered User
Joined: Apr 2012
Posts: 11
Likes: 0
From: Lower Alabama
here is my 3.9 with flowmaster 10 series. I tried the 40's and i'm not a fan. To be honest the mopar 3.9L with a flowmaster 10 sounds very similar to a 5.9L Chevy Vortec. Here's a video of my exhaust.