tailpipe

English Thesaurus

1. a pipe carrying fumes from the muffler to the rear of a car (noun.artifact)

hypernym	:	pipage, pipe, piping,
definition	:	a long tube made of metal or plastic that is used to carry water or oil or gas etc. (noun.artifact)

part meronym	:	exhaust, exhaust system,
definition	:	system consisting of the parts of an engine through which burned gases or steam are discharged (noun.artifact)