combination of air silencer and filter
1Muffler — This article is about the exhaust system component. For other uses, see Muffler (disambiguation). Muffler(silver) and exhaust pipe on a Ducati 695 motorcycle A muffler (or silencer in British English) is a device for reducing the amount of noise… …
2Mega-City One — as of before the Apocalypse War. Publication information …
