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Cut rear diffuser on 2016 m3??

1K views 0 replies 1 participant last post by  wtfvincent 
#1 ·
Hey all,
Has anyone ever tried cutting a rear diffuser for 2014+ m3 sedans? It's stupid how it doesn't come with cut-outs and I've recently bought a magnaflow axle back and am wondering if anyone has cut one before and could give me tips? Thanks !!
 
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