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      10-04-2011, 11:15 AM   #25
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Drives: '08 135/ '11 1M
Join Date: Oct 2007
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Originally Posted by ///M1 View Post
Here is what my MadDad looks like relative to stock, deletes the secondary cats and resonator, but adds 2 tiny 'resonators' midstream to eliminate drone.
Thanks I had actually just googled it. Mine is similar except its two individual pipes with no resonator at all just straight pipe.

If the M axleback has one "inlet" then I need a Y pipe like the maddad before it will bolt up.
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