E39 M5 and E52 Z8 Discussion
Noticed that both these cat-backs are similarly priced. The Borla retains the stock-style 4-muffler setup. the Magnaflow does away with it.
Borla:
Magnaflow:
Experiences? Which one sounds better?
I've used Magnaflow in the past and currently have it on my Expedition. Have been quite...