Filter Filters Harmony Audio Alero Remove All Filters Price $50-$100 (2) $100-$500 (5) Condition New (7) Make Oldsmobile (7) 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 2001-2004 OEM Speaker Upgrade Harmony R46 R69 Package New $94.99 Oldsmobile Alero 1999-2000 OEM Speaker Upgrade Harmony R46 R69 Package New $94.99 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 1999-2000 OEM Speaker Replacement Harmony... $204.99