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BMW X5 xDrive50i: BMW's Twin-Turbocharged V-8.
The new BMW X5 xDrive50i takes its place as the flagship of the X5 family, yielding 400 horsepower at 5,500 rpm and 450 lb-ft of torque at 1,750 - 4,500 rpm from its twin-turbocharged 4.4 liter V- ...

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Rotating wheels between axles
The manufacturer of your vehicle advises against swapping wheels between the front and rear axles. This can impair the handling characteristics. Rotating the tires is not permissible when using ...