Part: BMC sport air filter Car : ALPINA ROADSTER S Engine: 3.3 ID / Chassis: Z4 HP: 300 Year: 3/04> Engine Code: S54327S7 Part no. FB132/01 Description: BMC air filters are designed and produced to ensure a higher air flow than original paper filters. In F1, for example, BMC cotton filters minimize the loss of air flow pressure passing through the air filter; this way...