The do88 turbo inlet hose for BMW 135i and 335i N55 (E82/E88/E9X) fits 2010–2013 models and is specified at 54mm diameter for the turbo inlet. Intended as a direct-fit replacement, this hose restores correct charge-air connections, preserving routing and ensuring the 54mm inlet sizing for vehicles that require that diameter on the N55 turbo setup.
do88 10-13 BMW 135i/335i N55 (E82/E88/E9X) 54mm Turbo Inlet Hose