This is the center cover panel for the 67-68 Camaro & Firebird BLACK ONLY (no 68 Firebird woodgrain models made..all the rest are... but the black is used as standard on each make in both years...)... heater, ashtray & if fitted with factory air conditioning outlet - the upper center duct.
If ordering a repro ashtray. this is how the surfaces currently compare (May 2018)