Filter Filters New Cadillac DeVille Remove All Filters Price Under $50 (1) $100-$500 (19) Brand Harmony Audio (14) Kicker (6) Cadillac DeVille Concours 1994-1995 OEM Speaker Upgrade Harmony Speakers New $134.99 Cadillac DeVille Concours 1994-1995 OEM Speaker Upgrade Kicker DS Package New $229.97 Compatible with Cadillac DeVille 1996-1999 OEM Speaker Replacement Harmony... $250.99 Compatible with Cadillac DeVille 1990-1995 OEM Speaker Replacement Harmony... $280.99 Compatible with Cadillac DeVille 1985-1987 OEM Speaker Replacement Harmony... $250.99 Cadillac DeVille 1988-1995 Factory Radio OEM Original Stereo Wire Harness Plug $7.95 Compatible with Cadillac DeVille 1988-1989 OEM Speaker Replacement Harmony... $285.99 Compatible with Cadillac DeVille 2000-2005 OEM Component Speaker Replacement... $258.99 Cadillac DeVille 1985-1987 Factory Speaker Upgrade Harmony Speakers Package New $134.99 Compatible with Cadillac DeVille Concours 1994-1995 OEM Speaker Replacement... $280.99 Cadillac DeVille 1990-1995 Factory Speaker Upgrade Harmony Speakers Package New $134.99 Fits Cadillac DeVille 1988-1989 Factory Speaker Upgrade Harmony Premium... $188.99 Cadillac DeVille 1988-1989 Factory Speaker Upgrade Harmony Speakers Package New $139.99 Cadillac DeVille 1996-1999 Factory Speaker Upgrade Harmony Speakers Package New $134.99 Cadillac DeVille 1996-1999 Factory Speaker Upgrade Kicker DS Series Package New $229.97 Cadillac DeVille 1990-1995 Factory Speaker Upgrade Kicker DS Series Package New $229.97 Cadillac DeVille 2000-2005 Factory Speaker Upgrade Kicker DS Series Package New $249.97 Cadillac DeVille 2000-2005 Factory Speaker Upgrade Harmony Speakers Package New $144.99 Cadillac DeVille 1985-1987 Factory Speaker Upgrade Kicker DS Series Package New $229.97 Cadillac DeVille 1988-1989 Factory Speaker Upgrade Kicker DS Series Package New $239.97