If i have 2 inch manifold back exhaust w/ no cat (just a straight pipe) and a resonator and magnaflow muffler, would i get enough flow? The m50 will be stock, minus intake and chip. so what do ya think? I think without the cat it will flow well enough.
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my buddy just put 2.5 and he just put a m50 in. so i would say go alittle bigger.
'87 325 (Track Rat)
'04 C5500 Wrecker (Work)
'94 525i (Daily)
'90 325i (R.I.P)
H&R Race, Racing Dynamics Sway Bars, Tree House CAB's, Sparco Strut Bars and more.Comment
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Single 2 inch? No way!
2.5 is perfect though, that's what I am runningComment
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