Honda VTX 1300 / VTX 1800 Motorcycles Forum banner

bub rinehart

  1. 1800f with 1800c bub rinehart exhaust question on mapping

    Honda VTX 1800 Forums
    Hey everyone hopefully somebody can help me. Baught Bub rinehart staggered exhaust got a great deal they fit my f model fine even though they say "c" model. I also baught the PCIII i found the map for the "c" model with those pipes and also a thunder air box. My question is do i need that air...