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318i or m3

  1. BMW ECU Tuning and Standalone Tuning
    sinse getting my car on the road it wouldnt run with the air flow meter conected,after hours and hours up a cris's the m3 breaker at shrewsbury,we finally cracked the problem..we tried,throttle position sensor,4 air flow meters including the one off his own rally car..he even let me try his ecu...