As klnteg said, any of the brands you listed should be just fine for your X5. For those that want to stay all-OE, the filters shouldn't be too much more expensive at your BMW dealership than they are at an OEM parts vendor like BMAParts.com...

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Ben Carufel
IHKAButtons.com
2000 Estoril Blue M Coupe [Garage Queen]
2000 Biarritz Blue 528i Touring [Hauler]
1991 Alpine White 318i Sedan [Daily Driver]
1989 Alpine White S50 325i [Fun Machine]
2002 Chevrolet Silverado 1500HD [Tow Vehicle]