Filter Filters $50-$100 Cadillac Remove All Filters Condition New (18) Brand Harmony Audio (18) Model Seville (4) Escalade (3) Eldorado (2) Fleetwood (2) Brougham (1) Cimarron (1) Coupe DeVille (1) CTS (1) DTS (1) Show More SRX (1) STS (1) Cadillac Coupe DeVille 1988-1989 OEM Speaker Upgrade Harmony Speakers Package $94.99 Cadillac Fleetwood 1985-1992 OEM Speaker Upgrade Harmony R5 R69 Package New $98.99 Cadillac Eldorado 1996-1999 OEM Speaker Upgrade Harmony R4 R69 Package New $92.99 Cadillac Seville 1996-1996 OEM Speaker Upgrade Harmony R4 R69 Package New $92.99 Cadillac Cimarron 1982-1988 OEM Speaker Upgrade Harmony R35 R69 Package New $89.99 Cadillac Eldorado 2000-2002 OEM Speaker Upgrade Harmony R4 R69 Package New $92.99 Cadillac Seville 1992-1995 OEM Speaker Upgrade Harmony R5 R69 Package New $98.99 Cadillac Escalade 2007-2014 OEM Speaker Upgrade Harmony R65 R5 Package New $83.99 Cadillac Seville 1997-2001 OEM Speaker Upgrade Harmony R5 R69 Package New $98.99 Cadillac Fleetwood 1993-1996 OEM Speaker Upgrade Harmony R5 R69 Package New $98.99 Cadillac Brougham 1987-1992 OEM Speaker Upgrade Harmony R5 R69 Package New $98.99 Cadillac SRX 2007-2009 Factory Speaker Replacement Harmony (2) R65 Package New $88.99 Cadillac CTS 2003-2016 Factory Speaker Replacement Harmony (2) R5 Package New $78.99 Cadillac STS 2005-2011 Factory Speaker Replacement Harmony (2) R65 Package New $88.99 Cadillac DTS 2006-2011 Factory Speaker Replacement Harmony (2) R5 Package New $78.99 Cadillac Seville 2002-2004 Factory Speaker Upgrade Harmony (2) R65 Package New $88.99 Cadillac Escalade 1999-2002 Factory Speaker Upgrade Harmony (2) R65 Package New $88.99 Cadillac Escalade 2003-2006 Factory Speaker Upgrade Harmony R5 R65 Package New $88.99