Heal Tech Electronics SpeedoHealer from a 2006 Jeep Wrangler. Instructions mention that it will certainly fit 98-06 Jeep Wrangler and a 98-01 Jeep Cherokee. Instructions included. Costs $175 brand-new. Allows you to program the speedometer in your jeep for extra-large tires. Will certainly likewise provide you an accurate odometer reading. Plugs inline at the back of the transfer case and the electronic control system can be transmitted to the cab or under the hood. Uses factory plug connections that are water and dust resistant. Call/text 302 5 four 2 7317 or email.