Posts Tagged ‘AEM Infinity BMW S54’
E46 M3 with CSL Airbox and Flapper Run by AEM Infinity and Motec DHB
We had a customer come to us with the idea of adding a CSL airbox to his car and having a functional OEM flapper box. This flap opens up during the middle of the RPM range on the european CSL to increase air flow only when needed. This reduces some intake noise at low rpm…
Read More