Thread: N54 downpipes
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      01-03-2013, 07:01 PM   #1

Miko226's Avatar
Drives: 08 135i n54
Join Date: Nov 2012
Location: Boca Raton, FL

Posts: 475
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N54 downpipes

How safe are catless downpipes for the n54 engine with 60k miles already on it I have an extended warranty just curious what kind of problems if any I would run into all I have now is a AFE Dci and jb4
08 n54 135i Alpina-AT 80k
Engine: JB4 e40/93, AFE DCI, VRSF 5" FMIC V2, VRSF Upper/Lower CP, BMS Tstat, RB PCV & BMS OCC (Next)
Exhaust: Active DP, n55 Mids (Next), Berk Ceramic Delete
Tires: Nitto 555 265/35, Nitto 555 225/40