I own an 07 Coupe with A6 trans and I am thinking of purchasing an SLP
Loudmouth II Catback System. Has anyone out there put one on their C6
with the A6? I like the way the system sounds on their website, but I
want to know how it is in everyday use. How much drone? etc....
Loudmouth II Catback System. Has anyone out there put one on their C6
with the A6? I like the way the system sounds on their website, but I
want to know how it is in everyday use. How much drone? etc....