Alpine SPR-69C Review: Alpine SPR-69C Hi-End 6 x 9 Coaxial 2-Way Speakers. I purchased the Alpine SPR-69C to replace my stock Clarion speakers in my Nissan Altima. I have them hooked up to an aftermarket Kenwood unit and overall the speakers sounded good, but not great. They had good mid's and highs, and you can position the tweeter to the preferred position to maximize the sound in your car. Highs were good, but the bass was minimal at best. Given that these are Alpine, Type R speakers, I figured I did not have enough power pushing them to ... Read more »
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