550i Exhaust Option
There is no doubt that it will be louder by eliminating the muffler. What the sound characteristic might be will depend on your tubing diameter, tubing wall thickness/material and the bend radius.
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Joined: Jul 2009
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From: Waterbury/Middlebury CT
My Ride: 2006 Bmw 550i Sport 6 Speed--Black Sapphire/Gray Interior--
Active Steering, PDC, Nav, Comfort Access, Logic 7
Oem 19'' M6 Wheels...20% Tint All Around...Dinan CAI...Coming Soon:RPi Exhaust!!!
RPI!!!! you will not be disappointed
Originally Posted by PatrickK' post='992619' date='Aug 29 2009, 04:22 PM
I need dual setup, does rpi make duals or do you have to fake the right side?
if you don't want to sacrifice power then this would be the only way to do it.
Originally Posted by PatrickK' post='992619' date='Aug 29 2009, 04:22 PM
I need dual setup, does rpi make duals or do you have to fake the right side?
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