Quad Exhaust
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My Ride: BMW 545 2004 BSM
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Does anyone have stock BMW M5 exhaust system on BMW 545i ??? I'm going to do that... what do you think guys? what is pros and cons?
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My Ride: BMW 545 2004 BSM
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My Ride: 545I SMG
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You can run a dual in dual out magnaflow muffler followed by round canister resonators then out to tips. The main muffler will replace the factory unit that is right before the rear axle.