This is an  ECU Control  Module that fits Automatic  transmission TBI  V-8 1989-1992 Camaros and Firebirds  and may fit other GM cars check your application before purchasing.  This item is in good useable shape and was tested before it was listed and comes as shown.Thanks for looking!! Buyer to pay $12.00 shipping in the U.S.  Serv. 1228746   Comes with PROM# AXKW