===== Fuel Line Routing =====
  * stock routing:
    * supply: tank supply -> prefilter -> lift pump -> 2nd filter -> injector
    * return: return line + injector return --> tank return
  * takes 8mm or 5/16 hose
  * [[http://snowgwagon.blogspot.com/2015/02/the-fifteen-dollar-diesel-tune-up.html|routing for diesel purge]]