i would never trade in a car for a lease option. your pretty much on the losing side and giving them a car for nothing smh.
keep the car and lease the x3 or trade in the car and finance the x3
u can even sell the car and have $16gs in ur pocket with new x3 lease.
'15 X3 28i M-Sport ~ Carbon Black~ Oyster Nevada~Light Pack~Driver Assit~M// Shifter~ STOCK