Your search for "1969 firebird vibration dampener brackets" revealed the following:
UPPER ALTERNATOR BRACKET ,w/PS 69-70 PONTIAC, V8
Regular price $85.00Front upper Alternator Bracket ,for power steering, 2nd design , used 350 400 455 62Amp, Fits: 1970 Firebird GTO...
FRONT BUMPER BRACKET ,LEFT NEW 67 68 FIREBIRD
Regular price $90.00Front Bumper Bracket, driver side, triangular shaped, new repro , mounts to L-shaped bracket and bumper, OE# 9788853 Fits:...
REAR BUMPER BRACKET SET ,NEW 67 68 FIREBIRD
Regular price $120.00Rear Bumper mounting Brackets set, 5 pcs, new reproduction, FITS: 1967 1968 Pontiac Firebird
LEAF SPRING BRACKET, LH, 67-9 F-BODY, MOUNTS SPRING TO BODY, FRONT, USED
Regular price $100.00Leaf Spring Bracket,LH,67-9 Fmnts spring to body,front,used
FRONT VALANCE, FIBERGLASS, REPRO, 69 FIREBIRD
Regular price $139.00Front lower Valance, fiberglass , new repro FITS: 1969 Pontiac Firebird
AC COMPRESSOR MOUNTING BRACKET SET, V8, 4PCS, USED, 69 PONTIAC
Regular price $250.00Air Conditioning Compressor mounting bracket set, V8,4 pieces, used FITS: 1969 GTO, Lemans Grand Prix Firebird Catalina Bonneville Executive V8
FRONT SPEAKER BRACKET, 70-81 FIREBIRD TRANS AM
Regular price $32.00Dash center speaker support bracket, new repro OE# 7932768 Fits: 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980...
PROP VALVE BRACKET, FOR RMPT, 67-9 F-BODY 68-74 NV, USE ON REPLACEMENT VALVE
Regular price $20.00Prop valve Brkt,for rmpt,67-9F68-74 Nv,use on rplmnt vlve