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flinchy · 08-28-2012, 02:45 AM

The major cost is the diffuser

You could get a custom muffler made for $500-$700 no worries.. But expect the diffuser to still run you at least $1k if you want a really nice one

08-28-2012, 02:45 AM	#5
flinchy Brigadier General 126 Rep 3,099 Posts Drives: E82 135i Join Date: Nov 2011 Location: QLD, Australia iTrader: (0)	The major cost is the diffuser You could get a custom muffler made for $500-$700 no worries.. But expect the diffuser to still run you at least $1k if you want a really nice one
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