The American International GMK121 is a universal GM radio installation kit designed for a wide range of 1982-2004 General Motors vehicles. Engineered to provide a clean factory-style appearance, this kit allows you to install a standard Single-DIN aftermarket stereo or shaft-style radio while maintaining the OEM look of the dashboard. Built from durable factory-textured ABS plastic, the GMK121 includes a one-piece 1/2-inch nose extension with rounded corners for improved fitment and appearance. It utilizes factory mounting brackets and includes the necessary hardware for a straightforward installation process. Key Features: Universal GM installation kit for select 1982-2004 vehicles Supports Single-DIN and shaft-style radios Factory-style textured black finish Durable ABS plastic construction One-piece nose extension with rounded corners Uses factory mounting brackets Includes installation hardware Optional metal radio chassis support tray compatible Compatible Vehicles Include: Chevrolet Camaro, Blazer, Caprice Pontiac Firebird, Fiero, Grand Am, Sunbird Buick Regal, LeSabre, Park Avenue Oldsmobile Cutlass Supreme, Calais, Ciera Cadillac Cimarron, Fleetwood, Seville GMC Jimmy and full-size vans Vehicle compatibility varies by year and trim level.