Air Intake Manifold Adjuster Unit Disa Valve 11617544806 for BMW X3 Z3 Z4 E46 E39 E83 E85 325 i 525 i Replace?Part?Number:11617544806,911-905,911905,11-61-7-544-806,11 61 7 544 806,11617502269,11-61-7-502-269,11 61 7 502 269 Application:Fit?for following?models:BMW E46 320 i (AV13, EV13) M54 Engine BMW E46 325 ci (BS33, BW33, BD33, BN33) M54 Engine BMW E46 325 i (AN37, AV33, ET37, EV33, AW33, EN33) M54 Engine BMW E46 325 xi (AS33, EU33, AR73, EP33) M54 Engine BMW E39 525 i (DT33, DT43, DS33, DS43) M54 Engine BMW E60 525 i (NA53) M54 Engine BMW E83 X3 2.5 i (PA73) M54 Engine BMW E36 Z3 2.5 i (CN33) M54 Engine BMW E85 Z4 2.5 i (BT33) M54 Engine