Bmw 520i upgrade engine to m5
4 Answers
At the minimum you would need the wiring and engine computer. The brakes and suspension would need upgrading to M5 spec as well.
I.m in iran in iran m5 not available i want upgrade to m5 and i want buy m5 in other country and all part fix to my car
Better to buy an M5 than trying to convert another car.
Ok . Can replace m5 2014 enging and transmation or ecu and all part in need to my e60