Originally Posted by M3Mikey
+ 1 Mantis. I went with the Eisenmann sport in fear of the race being to loud. I think if your worried about it or even have to second guess yourself, then go with the quieter one.
Me too. I went with the Sport exhaust and so far it is awesome. No too loud...definately not as soft as the OEM one. Just right!
'12 F10 550i (Dinan Stage 5/Intercoolers, CF Intake, Brace, Shockware, H&R Springs, Eisenmann Race Exhaust, CF rear difuser, Giovanni "Lindo" Graphite 20")
'10 e71 X6 35iDrive SAV (Space Gray) - Gone
'06 e85 Z4 M Roadster (Black Metallic) -Gone
'08 e92 M3 coupe (Sparkling Graphite) -Gone