It was the first time in over a decade that all six Oscar Mayer Wienermobiles came together. In a first-ever event, all six Oscar Mayer Wienermobiles convened to participate in the inaugural "Wienie 500" race on Friday. With a margin of about half a bun, Slaw Dog came out victorious at the Indianapolis Motor Speedway. "This is the first-ever time we have honestly had all six Wienermobiles together and especially at the Indianapolis Motor Speedway." Watch the replayThe iconic Oscar Mayer WienermobileThe backstory:The Wienermobiles have been around since 1936 as a promotional vehicle for Oscar Mayer.