8. Moving to the door speakers, James Halter removed the door panels and factory speakers. Most factory speakers are made from a cheaper paper material and don't provide true sound. We're upgrading to JL Audio's Evolution C3-650 convertible components. These speakers are versatile, as you can mount the 1-inch silk dome tweeter onto the 6.75-inch-woofer, or you can separate them and mount the tweeter anywhere you desire.