Joined: Oct 2010
Location: Third Planet From The Sun
(1)Try Crutchfield.com for adapters they most likely can help you.
(2)You could also cut, solder, and adapt the plugs from the radio to the cars' harness or visa versa. Make sure to heat shrink any soldered joint.
(3) Check out junk yards for wiring and plugs
Good luck, Rascal.