DCE Parts - Intake Manifold Intercooler B58 Gen2 TU BMW G42 M240i G20 G21 M340i G31 G30 540iDCE Parts Intake Manifold Intercooler B58 Gen2 TU BMW G42 M240i G20 G21 M340i G31 G30 540i DCE Parts Performance Intake manifold and built in intercooler is designed for better air flow and performance. The core is larger than the original BMW B48 intake manifold intercooler, allowing for more cooling volume. The air flow is also optimised for more performance compared to the stock manifold and it is made from CNC Aluminium parts. The intake manifold