2021 Jeep Wrangler Unlimited Sport S Black Clearcoat CARFAX One-Owner. 21/24 City/Highway MPG Unlimited Sport S Since 1908, i.G. Burton Auto Group has served Delmarva and its surrounding communities with outstanding sales and service as its longest-standing family-owned and operated dealer group. See why we proudly say, Nobody Beats a Burton Deal! Nobody!&Quot,