Air intake system, Intake manifold, <a href="https://garage.wiki/bmw/engines/diesel/straight-4/20-l/n47-d20-c/161-hp.html" title="BMW diesel straight-4 2.0 L N47 D20 C 161 HP engine DIY maintenance and service manual">BMW diesel straight-4 2.0 L N47 D20 C 161 HP</a>, Second stage

by Roman Paulov