I think that the LP and the air connectors are different. If I remember I bought a brass male connector and didn't get to use it on my old TT. When I needed an air connector I found out I it didn't fit the air hose. I think it has a different ring locks on it.
Ed & Ruthann / Toby and Tucker
2014 GMC Sierra Crewcab 2500 Duramax
2014 Wildcat 327ck