Which song(s) make you want to speed?

Banditos by the Refreshments
Bizzare Love Triangle by New Order
Superstar by Saliva
Crawling by Lynkin Park

Man in a box ~ Alice in chains i think

And about anything from Limp Bizkit.

In the Summer:
Loving Spoonful: "Summer in the City" :D

Sweet Home Alabama by Skynyrd
Detroit Rock City by Kiss
Gonna make you Sweat by CC Music Factory
Nasty by Janet Jackson
Bohemian Rhaposdy by Queen
Shake ya Tailfeather by Nelly, P.Diddy

Down with the Sickness

Pump It by Black Eyed Peas

Haha, good one, DixiePixie! 'Pump It' definitely has that guitar line that makes one want to hit the gas and go! For me, anything that's upbeat (techno, rock, dance mixes, etc.) makes me wanna put the pedal to the metal :D

Let U Go-Ashley Parker Angel

Rosalita by Bruce Springsteen

lol almost every song, but more recently...

Public Affair - Jessica Simpson

sadly enough lol