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      11-17-2010, 07:38 PM   #103
First Lieutenant
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Drives: 4 Wheels with a turbo
Join Date: Jul 2010
Location: Markham, Toronto

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Originally Posted by bryce View Post
not much power to be had there. catless downpipes is the biggest power gainer as far as exhaust modifications. i run ar design catless downpipes with the stock exhaust, sounds nice and subtle and i'm not losing much power from the secondary cats or muffler. one of these days i'll probably buy a dp-back exhaust, mostly for the sound though. like i said, the biggest restriction is the stock downpipes. get some catless dp's and enjoy the quicker turbo spool up, higher boost capabilities, and the intoxicating "swoosh" sounds
Yea, agree on the catless, but it smell really bad, and could have a pull over here in Canada if you drive a new car with black smoke coming out from your exhaust!

Nice detailed info tho. Keep it up!

135i - AW