Arlen Ness fuel controller. This one isn't plug and play -- you have to hard wire it in.
I suggesting calling the manufacturer.
Retired AD USAF, IYAAYAS!
2008 V-Star 1100 Custom Bobber project
2011 Crimson XR with Forged Highway Bars / Hard Bags / Passenger Backrest / Tall OEM Windshield / OEM Highway Bar Closeouts / Hardbag Protection Bars. Ness goodies including Smooth Layback Plate Frame/Mount, black Rad 3 Mirrors, black deep cut grips, black deep cut drivers floorboards, black deep cut shifter/brake pegs, and black deep cut passenger pegs. Witchdoctor black rack.