Sheetmetal Intake Manifold Fuel Rail Throttle Body TB For Mercedes Benz M104Features: Designed to only fit the M104. 94x & M104. 99x engines (THIS INTAKE WILL NOT FIT M104. 980 Engines!) Material Thickness: 3 millimeters Color: Black Throttle Body Opening: 80 millimeters Comes with billet 80mm Throttle body & Adapter Idle Air control provision on bottom with block off plate included Air temperature provision 3 4 high flow fuel rails: 1 included Vacuum ports: 4 on the bottom side Fabrication: TIG welded Aluminum All hardware