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      06-24-2012, 09:30 PM   #6

Drives: L322 RR, E90 335i
Join Date: Oct 2008
Location: CO - 6500ft ASL

Posts: 678
iTrader: (1)

Originally Posted by Alfred View Post
What are you trying to do? Straight pipe?
Pretty much. I want to copy this:

But I want the ability to easily swap back, hence the desire to get a second exhaust setup.

2010 E90 335i Black Sapphire
COBB/PTF proTUNE/Alpina/BMS Drop-in/PSS/Blizzak

Best Stock 1/4 time = 14.1 @ 99.4 at Bandimere Speedway (DA = 7,400ft ASL; 13.5 @ 103 corrected)