Thomas Louis Magliozzi and his brother Raymond Francis Magliozzi were the co-hosts of NPR's weekly radio show, 'Car Talk', where they were known as "Click and Clack, the Tappet Brothers". Their show was honored with a Peabody Award in 1992. Wikipedia*
On the C-SPAN Networks:
Ray Magliozzi has one video in the C-SPAN Video Library; the first appearance was a 1999 Speech.