"down the Devil's sleighted run" refers to "Devil's Slide," a relatively infamous section of Highway 1 near Half Moon Bay that is currently being bypassed by a new tunnel.
http://en.wikipedia.org/wiki/Devil%27s_Slide_(California)
Lots of other Half Moon Bay imagery in the lyrics.
"down the Devil's sleighted run" refers to "Devil's Slide," a relatively infamous section of Highway 1 near Half Moon Bay that is currently being bypassed by a new tunnel. http://en.wikipedia.org/wiki/Devil%27s_Slide_(California) Lots of other Half Moon Bay imagery in the lyrics.