Alpine SPS-619 Type S 6"x9" 3-way car speakers at Crutchfield
Alpine X-S69C X-Series 6x9" Component 2-Way Speakers with Alpine ID
Amazon.com: Alpine ALP19-S-S69 Car Audio Type S Series Speakers 6x9 Coaxial 340W Speaker Pair and HA-SW16BLU-5 Foot (Multiple Qty = Continuous Length) : Electronics