The component with the lowest price in the EXHAUST schematic is the Washer(6a1).
The Yt60n Tri-zinger 1985 Usa Exhaust consists of nineteen pieces with the Muffler 1 being the most expensive.
Some items from this specific schematic: Screw Pan Head, Screw, Hexagon, Bolt, Flange(52g), Cap, Silencer.