2015 Triumph Thunderbird Nightstorm Special Edition, The Thunderbird Nightstorm Special Edition is a fully-specified, blacked-out power cruiser for riders who demand a harder edge along with their laid-back ride. ORIGINALLY BIKE WAS $15499 PLUS $880 FREIGHT & PREP. NOW ONLY $11499 WITH NO FREIGHT & PREP. That's a savings of $4880 with nearly full manufacture warranty.