Filter Filters Alero Remove All Filters Price Under $50 (2) $50-$100 (7) $100-$500 (14) Condition New (23) Brand Harmony Audio (19) Kicker (4) Make Oldsmobile (23) Fits Oldsmobile Alero 1999-2000 OEM Premium Speaker Upgrade Harmony C46 C69... $125.99 Fits Oldsmobile Alero 2001-2004 OEM Premium Speaker Upgrade Harmony C46 C69... $125.99 Compatible with Oldsmobile Alero 1999-2000 OEM Speaker Replacement Harmony... $258.99 Oldsmobile Alero 1999-2000 OEM Speaker Upgrade Harmony R46 R69 Package New $94.99 Oldsmobile Alero 2001-2004 OEM Speaker Upgrade Kicker DSC46 DSC693 Package New $159.98 Fits Oldsmobile Alero 1999-2000 Rear Deck Replacement Speaker HA-R69 Speakers $59.95 Oldsmobile Alero 2001-2004 OEM Speaker Upgrade Harmony R46 R69 Package New $94.99 Compatible with Oldsmobile Alero 1999-2000 OEM Speaker Replacement Harmony... $204.99 Oldsmobile Alero 1999-2000 OEM Speaker Upgrade Kicker DSC46 DSC693 Package New $159.98 Fits Oldsmobile Alero 2001-2004 Rear Deck Replacement Speaker HA-C69 Premium... $78.99 Compatible with Oldsmobile Alero 2001-2004 OEM Speaker Replacement Harmony... $278.99 Fits Oldsmobile Alero 2001-2004 Front Door Replacement Speaker HA-C46 Premium... $54.99 Fits Oldsmobile Alero 1999-2000 Front Door Replacement Speaker HA-R46 Speakers $34.95 Fits Oldsmobile Alero 1999-2000 Front Door Replacement Speaker HA-C46 Premium... $54.95 Fits Oldsmobile Alero 2001-2004 Front Door Replacement Speaker HA-R46 Speakers $39.99 Compatible with Oldsmobile Alero 2001-2004 OEM Speaker Replacement Harmony... $224.99 Fits Oldsmobile Alero 2001-2004 Rear Deck Replacement Speaker HA-R69 Speakers $63.99 Compatible with Oldsmobile Alero 2001-2004 OEM Replacement Harmony Premium... $310.99 Compatible with Oldsmobile Alero 1999-2000 Speaker Replacement Kicker DS... $389.97 Compatible with Oldsmobile Alero 1999-2000 Speaker Replacement Kicker DS... $234.99 Compatible with Oldsmobile Alero 2001-2004 Speaker Replacement Kicker DS... $389.97 Compatible with Oldsmobile Alero 2001-2004 OEM Replacement Harmony Premium... $260.99 Compatible with Oldsmobile Alero 2001-2004 Speaker Replacement Kicker DS... $253.99