Lokar Anchor-Tight Brite Firewall Mount Transmission Dipstick with Lock for TH350/400 Transmission does not require any filter tubes. The locking mechanism eliminates expulsion of the dipstick handle under trans pressure. It has a bolted in sealed pan fitting. The large filter tube accepts standard transmission funnels. It is made from 6061 aluminum and features Teflon lined stainless braided outer housing. It has a flexible inner dipstick measuring cable. There are no pan fitting leaks during storage. The Dipsticks are available with firewall mount or transmount mounting bracket. The transmission and firewall mounts are supplied with transmission storage plug for quick change and storage. The spare transmission fittings are available for quick transmission changes. It is available for most GM, Ford and Chrysler transmissions. It is available in brite, black, blue and red anodized. The bottom fitting assemblies are available in brite color only.