- Factory look when complete - Finest material for good fit and durability - Instructions and hardware included - Provides exceptional reliability - Ensures everlasting service life Single DIN Black Stereo Dash Kit (GMK334) by American International, with 1/4 Nose Extension. Used to install universal stereos which is approximately 7 wide by 2 high. Only the finest raw materials and state-of-art technologies are used to produce these vital mounting and cosmetic solutions that render a vehicle dashboard into an attractive showplace of pride and profits for your business. For something so vital, trust nothing less than American International Installer Preferred custom mounting kits.