The Dana 20 is a very good recipient for a twin stick conversion. These kits come with the hardware and instructions required to create a clean and highly functional shifter upgrade.
These great shifters are best purchased direct from their manufacturer, at this location.
Gasket and seals kit
Dana 20 Billet Pan and PTO Cover
These rigid and precisely machined billet bottom pans are a big step in getting your Dana transfer case sealed up. The thick, smooth-finished flange replaces the thin, warped factory pans and they virtually assure a drip-free seal. They also add structural rigidity to the overall transfer case.