drifter13 Posted July 24, 2016 Share Posted July 24, 2016 I want to add a 50 gallon auxiliary fuel tank in the bed of my 2015 F350 dually to extend my range pulling a fifth wheel and asking if there will be any negative effect to the fuel system or in electronic display system on dash. Thanks Quote Link to comment Share on other sites More sharing options...
7591250sd Posted March 19, 2018 Share Posted March 19, 2018 I believe you would also have to add electronic fuel pump, sending unit etc, if you want this tank to act as a reserve thank. Quote Link to comment Share on other sites More sharing options...
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