emily27+FollowWhat Those Chrome Tubes on Semis Really DoEver stared at a semi and wondered what those shiny chrome tubes are? Spoiler: they’re not fuel tanks! They actually house the truck’s giant air filters, which keep the engine breathing clean and running smooth. Some newer trucks hide these filters under the hood for better aerodynamics, but the classic look is all about those chrome canisters. Next time you spot one, you’ll know it’s all about keeping that big rig rolling strong! #TruckFacts #CarEnthusiast #DidYouKnow #Cars #CarOwnership50Share