The nationwide average price for a 2021 X3 M40i is $35,755, with pricing starting at $27,987. The 2021 BMW X3 M40i offers up to 21 MPG in city driving and 27 MPG on the highway for a combined rating ...
*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title, registration ...
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