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CJW2OO4 · 03-16-2023, 09:15 AM

The RPI exhaust is the smallest “mufflers” you can get for the Z4M. Perhaps that may be a starting point for you.

I found a comparison picture. You can see the drastic size difference. These RPIs we’re painted as they don’t come in black.

03-16-2023, 09:15 AM	#8
CJW2OO4 Major 148 Rep 1,101 Posts Drives: E86M,M2,F13 E86&E85M,E86,2E46 Join Date: Apr 2010 Location: Boston iTrader: (4)	The RPI exhaust is the smallest “mufflers” you can get for the Z4M. Perhaps that may be a starting point for you. I found a comparison picture. You can see the drastic size difference. These RPIs we’re painted as they don’t come in black. Attached Images
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