I have a magnaflow on mine... These vids were taken when the exhaust was only a month old. I've had it on for over a couple years now and the tone has changed. I love the sound, super deep tone.
1997 BMW 540i/6 sport
1984 BMW 733i E23: Centra staggered 16" rims, Hartge strut brace, Hartge engine
1994 BMW 740i E32: Sold