What size inlet do I need? I have stock tailpipes with Magnaflow Mufflers welded in. I'm looking at some 4" diameter and 18" long tips, but don't know whether to go for a 2.25" inlet or 2.5".
What size inlet do I need? I have stock tailpipes with Magnaflow Mufflers welded in. I'm looking at some 4" diameter and 18" long tips, but don't know whether to go for a 2.25" inlet or 2.5".