BMW 335i N54 Boost Leak Problems: Solenoids, Turbos, Smoke Test - YouTube
2015 335i xDrive Hose coming off intake snapped.. What is it?? - BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST
Is it a boost leak or just a bad boost solenoid? - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)