Part: BMC sport air filter Car : BMW 3 Series (E21) Engine: 323 i ID / Chassis: E21 HP: 145 Year: 78 > 89 Engine Code: M20 Part no. FB437/08 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...

Part: BMC sport air filter Car : BMW 3 Series (E21) Engine: 320/6 ID / Chassis: E21 HP: 124 Year: 77 > 82 Engine Code: M20 Part no. FB437/08 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...