Namz Plug & Play Rear Tour Pak Radio Speaker Wire Harness 06-10 Harley Touring. NOTE: Customer will need to have the radio flashed by a dealer to activate rear channels in order for these harnesses to work. Electra Glide Ultra Classic (EFI) - FLHTCU.Electra Glide Ultra Classic Injected - FLHTCU I. Electra Glide Ultra Limited - FLHTK. Tri Glide Ultra Classic - FLHTCUTG. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Accessories\Other Motorcycle Accessories". The seller is "jtscycleparts" and is located in this country: US. This item can be shipped worldwide.