HERE IS ONE  GENUINE GM GUIDE NOS BACKUP LAMP LENS THAT FIT AND ARE CORRECT FOR THE FOLLOWING:

1967 PONTIAC TEMPEST, GTO & OTHERS 

1968 BUICK ELECTRA-ALL MODELS

1968 PONTIAC WAGON

STILL IN ITS ORIGINAL PACKAGING. GREAT FOR A SPARE. FOUND IN THE MASTER CHASSIS PARTS BOOKS UNDER GROUP 2.697 AND PART NUMBER 5959371. SHIPPED GLOBALLY IN A 4" CUBE BOX, USPS PRIORITY MAIL.