Eventuri Carbon Fiber Plenum E9x S65 M3 Add Carbon Airbox Lid?:No 1 Series E88 135i Convertible

1 Series E88 135i Convertible (N55)

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The SP series of cold air intakes is Injens flagship system in their lines of traditional aluminum cold air intake systems

Eventuri Carbon Fiber Plenum E9x S65 M3 Add Carbon Airbox Lid?:No 1 Series E88 135i ConvertibleA must have mod for all E9x M3s! Fitment: 2008 2011 E90 M3 2008 2013 E92 E93 M3 This E9X M3 Carbon Fiber Plenum is made from 100% high grade prepreg carbon including the internal trumpets, and replaces the stock plastic version and unleashes the roar of the naturally aspirated BMW V8 engine. Since the trumpet lengths are tuned by BMW to the internal volume, changing this could result in a loss of performance so Eventuri kept the same volume to not