Filter Filters $100-$500 Alero Remove All Filters Condition New (10) Brand Harmony Audio (8) Kicker (2) Make Oldsmobile (10) Oldsmobile Alero 2001-2004 OEM Speaker Upgrade Kicker DSC46 DSC693 Package New $159.98 Fits Oldsmobile Alero 2001-2004 OEM Premium Speaker Upgrade Harmony C46 C69... $125.99 Fits Oldsmobile Alero 1999-2000 OEM Premium Speaker Upgrade Harmony C46 C69... $125.99 Oldsmobile Alero 1999-2000 OEM Speaker Upgrade Kicker DSC46 DSC693 Package New $159.98 Compatible with Oldsmobile Alero 2001-2004 OEM Speaker Replacement Harmony... $224.99 Compatible with Oldsmobile Alero 2001-2004 OEM Replacement Harmony Premium... $260.99 Compatible with Oldsmobile Alero 2001-2004 OEM Replacement Harmony Premium... $310.99 Compatible with Oldsmobile Alero 1999-2000 OEM Speaker Replacement Harmony... $204.99 Compatible with Oldsmobile Alero 2001-2004 OEM Speaker Replacement Harmony... $278.99 Compatible with Oldsmobile Alero 1999-2000 OEM Speaker Replacement Harmony... $258.99