Filter Filters Under $50 Buick Remove All Filters Condition New (49) Brand Harmony Audio (49) Model Regal (6) Le Sabre (6) Park Avenue (4) Rainier (3) Skylark (3) Riviera (3) Roadmaster (2) Terraza (2) Century (2) Show More Enclave (2) Electra (2) Reatta (1) Lucerne (1) Rendezvous (1) LaCrosse (1) Skyhawk (1) Allure (1) Fits Buick Reatta 1988-1989 Rear Dash Replacement Speaker Harmony HA-R4 Speakers $32.95 Fits Buick Regal 1995-2004 Rear Dash Replacement Speaker Harmony HA-R4 Speakers $35.99 Fits Buick Regal 1995-2004 Rear Dash Replacement Speaker Harmony HA-C4... $49.99 Fits Buick Regal 1984-1987 Rear Dash Replacement Speaker Harmony HA-C35... $49.99 Fits Buick Rendezvous 2002-2007 Front Door Replacement Harmony HA-R65 Speakers $49.99 Fits Buick Rainier 2004-2007 Rear Dash Replacement Harmony HA-R35 Speakers New $37.99 Fits Buick Regal 1984-1987 Rear Dash Replacement Speaker Harmony HA-R35 Speakers $37.99 Fits Buick Le Sabre 1988-1994 Rear Dash Replacement Harmony HA-R46 Speakers New $39.99 Fits Buick Le Sabre 1995-1999 Rear Dash Replacement Harmony HA-R46 Speakers New $39.99 Fits Buick Le Sabre 1988-1994 Front Door Replacement Harmony HA-R5 Speakers New $44.99 Fits Buick Enclave 2008-2017 Front Door Replacement Harmony HA-R65 Speakers New $49.99 Fits Buick Lucerne 2006-2011 Front Door Replacement Harmony HA-R65 Speakers New $49.99 Fits Buick Skyhawk 1982-1989 Front Dash Replacement Harmony HA-R35 Speakers New $37.99 Fits Buick Rainier 2004-2007 Front Door Replacement Harmony HA-R65 Speakers New $49.99 Fits Buick LaCrosse 2005-2009 Front Door Replacement Harmony HA-R65 Speakers New $49.99 Fits Buick Terraza 2005-2008 Front Door Replacement Harmony HA-R65 Speakers New $49.99 Fits Buick Regal 1984-1987 Front Door Replacement Speaker Harmony HA-R5 Speakers $44.99 Fits Buick Park Avenue 1997-2005 Front Door Replacement Harmony HA-R5 Speakers $44.99 Fits Buick Regal 1988-1994 Front Door Replacement Speaker Harmony HA-R5 Speakers $44.99 Fits Buick Park Avenue 1995-1996 Front Door Replacement Harmony HA-R5 Speakers $44.99 Fits Buick Enclave 2008-2017 Rear Door Replacement Harmony HA-R65 Speakers New $49.99 Fits Buick Le Sabre 1995-1999 Front Door Replacement Harmony HA-R5 Speakers New $44.99 Fits Buick Century 1997-2005 Front Dash Replacement Harmony HA-R5 Speakers New $44.99 Fits Buick Le Sabre 2000-2005 Front Door Replacement Harmony HA-R5 Speakers New $39.95 123