4.58 UK qt. 5.2 L. Engine oil: BMW Longlife-04. Replacing engine oil in your 2012 BMW X3 is quite an easy task. It's a bit dirty, but everyone can handle it. It will take about 30 – 60 minutes depends on your skill level and might save you $10 – $30 depends on the region you live in. First unscrew the refill cap on the top of the engine. #Google, #Yahoo!, #Amazon, #Bing, #Ask.com, #DuckDuckGo, #Yandex, #AOL, #Ecosia, #Baidu2018 - 2021 BMW X3 How to Oil change & Oil Life reset.Pros & Cons:Fun Depending on trim level, the 2023 BMW X3 gas mileage is from 17.5 to 26 miles per gallon combined. In the city, the 2023 X3 gas mileage is from 15 to 23 miles per gallon, depending on the trim. On the highway, the 2023 X3 gas mileage is from 20 to 29 miles per gallon, depending on the trim. 2023 BMW X3 Gas Mileage (Imperial) Trim. BMW Model:X5 E70 3.0d. BMW Year:2009. Posted April 8, 2020. Hi Sam. My brother-inlaw's 5 series touring (same engine) uses Castrol Edge 5-30 M. Have you checked your hand book there is normally a list of oil spec's listed. I believe you need an oil that meets BMW Longlife 04 spec's for the M57TU2 which most of the major manufacturers meet. Detailed specs and features for the Used 2021 BMW X3 xDrive30e including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more. AWD 4dr 3.0si. Showing the 2007 BMW X3 AWD 4dr 3.0si. Key specs. 260.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline Fuel) 0 combined MPG. 179.9" length, 65.9" height. All Wheel Drive. Color Oil Dependence Costs; Sustainability; 2021 BMW X3. EPA MPG Owner MPG Estimates 2021 BMW X3 sDrive30i 4 cyl, 2.0 L, Automatic (S8) Premium Gasoline 8TrGQ.