BMW E92 E93 E90 M3 S65 Secondary Air Injection Air Pump/SAP 7838313 Porsche 987 P/N: 8399497

P/N: 8399497

Part Number: 7640513/7608409

Unknown condition and color underneath

Replacement rear suspension knuckle for BMW E46 M3 (2001-2006) Will not fit Non-M models

BMW E92 E93 E90 M3 S65 Secondary Air Injection Air Pump/SAP 7838313 Porsche 987 P/N: 8399497This is a genuine OEM BMW part. Part Number: 7838313 Tested and in good working condition. Has minor wear from normal use. Please see pictures. This part was removed from a 2012 BMW E92 M3 Competition, however this part may fit other models. This part also may NOT work with your specific model or trim or options! YOU MUST CONFIRM COMPATIBILITY BEFORE YOU PURCHASE! Please contact a dealership and provide them with the part number of this part, the VIN