Hey I currently got a 2018 440i Gran Coupe stage 2+ lowered and makes 500whp. Iv'e been thinking if I should sell it and buy a 2018 M550i. Iv'e been...
Let's start off with the codes. Provide a list of the codes. Have you tested for spark and fuel? Once you provide the codes, we can move to the next...
You need to buy a compete kit. I purchased the ZF kit from FCP. It came with all the fluid, filters, replacement bolts and plugs. The trickiest part...