I went with dinan and absolutely love it. Totally fit my needs for being significantly louder than stock(in tunnels it sounds awesome), free flowing, and not obnoxious loud. I have not experience with vorsteiner and havent heard it in person so I cant comment on that
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2012 X5M Monte Carlo Blue/Black-SOLD
Velos Stage 2/Velos Catless downpipes/Dinan exhaust/Dinan Suspension
2018 M6 Gran Coupe Competition- Singapore Grey/Aragon Brown
DME Stage 3
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