The JKANTKIT is specifically designed for the Jeep Wrangler JK. The antenna is pretuned to make for an easy “plug and play” installation. It is easy to install (detailed instructions included) and functions extremely well. Fits Behind The Spare Tire Proprietary Design Allows For Adjustable Angle Mount Made With Rugged Polished 3003 Improved Strength Alloy Aluminum 3' Top Loaded Weather Ready Fiberglass Antenna Tuned Exclusively For Jeep JK Wranglers 18' Coax With FME to PL259 Connector & Stud Detailed Instructions Included