The device is loaded on the dash of an automobile and is connected by {HEAD ~ a tube} to the intake manifold of {TAIL ~ the engine} 
The device is loaded on the dash of an automobile and is connected by { HEAD ~ a tube } to the intake manifold of { TAIL ~ the engine }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL