Compressor hose assembly is for all 1974-76 Firebird, Formula, Sprint & Trans-AM. This is the hose assembly that bolts to the back of the of the compressor, connecting it to the VIR at the firewall and the top fitting of the condenser in front of the radiator support. American made of all new components, including barrier hose that is compatible with both R12 & 134a refrigerants.