Hi,
Acute Performance is now taking pre-orders for RPi's newly re-designed axle back exhaust for the M3.
Here is a sound clip*:
Retail - $1700
Pre-Order Price - PM me for details.
Oh so the difference between the new and old.
Here's a picture of the old
Notice how the piping goes into the side of the muffler? The new one goes straight through.
Michael
Acute Performance
*The sound clip is an M3 with the full 3pc exhaust.
Michael
Acute Performance - DPE Master Dealer