Looking for a new fuel cap for your Freightliner Cascadia 116 or Cascadia 126? We've got you covered with our range of aftermarket fuel tank caps. Choose from 2-inch non-vented brass fuel caps, non-vented lever lock fuel caps, and black rubber fuel tank bibs to keep your fuel tank secure and sealed. Whether you need enhanced security or a simple, reliable cap, we have the options that fit your needs.