DS18 PRO-TWR3 3″ Adapter Abs Ring for Tweeters Perfect for Jeeps/Chrysler. Pair ( TW2.5 , PRO-TW820 and PRO-TWN4 Recommended) JEEP AND CHRYLSER TWEETER RING Adapter for tweeter TW820, and TW2.5 Jeep JK/JKU/JL/JLU/Gladiator (2015-2019)Chrysler and Dodge (2016-2019) TWEETER NOT INCLUDED Highlights Adapter to easily change your dash speakers on your JK, JKU, JL, JLU, and Gladiator to DS18 tweeters. This adapter will fit the DS18 PRO-TW820 and PRO-TWN4.