DODGE DURANGO ENGINE POOR MILEAGE

Well, I Bought This Truck At An Auction Runs Great But There Is A Small Hole Under The Throttle Bottle That Is Just A Small Nipple Nothing...

I Have A 2000 Dodge Durango With The 4.7 Liter V8. Do Any Of The Performance Chips Actually Improve Gas Mileage Significantly? The Chips...

I Have 2000 Durango Having Problem With Poor Gas Mileage An A Bad Oder. Have Replaced The O2 Sensor Already. Still A Big Problem. Only...