Just one more step: choose your engine.
BMW M54 Supercharger Kits
BMW M54B22 | Capacity: 2,171 ccm
E46 320i, E39 520i, E36/7 Z3 2.2, E85 Z4 2.2
BMW S65B44 | Capacity: 2,494 ccm
E46 325i, E46 325ti, E39 525i, E85 Z4 2.5
BMW M54B30 | Capacity: 2,979 ccm
E46 330i, E39 530i, E36/7/8 Z3 3.0i, E85 Z4 3.0i
