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      11-27-2011, 09:52 AM   #1
M///1rider
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Drives: 2011 BMW 1M
Join Date: Apr 2011
Location: NJ

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Downpipes!! Need some help

So i am looking at dps to purchase for my 1m right now and i cant decide, i want to go true 3 inch and i really was looking at the AA and macht schnell dps bc of the price but im also really interested in cpe dps, they are not full 3 inch but have a cast flange thats a bellmouth to i guess a 2.5 inch rest of the pipe can anyone help me with info dynos maybe on these pipes to help me determine which ones are the best or if anyone has any personal experience let me know
Appreciate 0