Filter Filters Cadillac Remove All Filters Price $100-$500 (9) Condition New (9) Brand Harmony Audio (9) Model Escalade EXT (9) Compatible with 2002-2013 Cadillac Escalade EXT Underseat Harmony A122 Dual... $496.99 Compatible with 2002-2013 Cadillac Escalade EXT Underseat Harmony R124 Dual... $326.99 2002-2013 Cadillac Escalade EXT Underseat Harmony R124 Dual 12 Sub Box Enclosure $231.99 Compatible with 2002-2013 Cadillac Escalade EXT Underseat Harmony R104 Dual... $310.99 2002-2013 Cadillac Escalade EXT Underseat Harmony R104 Dual 10" Sub Box... $356.99 2002-2013 Cadillac Escalade EXT Underseat Harmony R104 Dual 10 Sub Box Enclosure $225.99 2002-2013 Cadillac Escalade EXT Harmony Audio F124 Dual 12" Sub Box Enclosure $259.99 2002-2013 Cadillac Escalade EXT Underseat Harmony F104 Dual 10 Sub Box Enclosure $239.99 2002-2013 Cadillac Escalade EXT Underseat Harmony A122 Dual 12 Sub Box Enclosure $280.99