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  1. Technical & Advanced Car Audio Discussion
    I have a 2020 Kia Optima SX with a stock 10 speaker 630 watt Harmon/Kardon sound system. For the most part other than some door panel rattle the sound system is fantastic, however I have noticed at volumes nearing 3/4 to max the subwoofer pops loudly and cuts out for an instant then resumes...
  2. Car Audio Classifieds
    Product Brand & Model: Harman/Kardon TC300 (circa 1990-1995) Condition of all items: 7/10 cosmetics 10/10 function. The capacitors have all been replaced. Total Price: : $165 shipped Shipping Terms: : Included to the lower 48. Pictures: - Unless you are a Upgraded member, or your...
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