Boasts 20 Highway MPG and 16 City MPG! This Jeep Wrangler JK Unlimited delivers a Regular Unleaded V-6 3.6 L/220 engine powering this Automatic transmission. TRANSMISSION: 5-SPEED AUTOMATIC (W5A580) -inc: Tip Start, Hill Descent Control, TIRES: P255/75R17 OWL ON/OFF ROAD... via CarSoup