Hi guys just bought a 335I n54 the previous owner saud he re bushed the turbos and when I picked up the car it was stock tuned and quite but heavy on fuel so I flashed it with stage two mhd as he sold the car with the mhd but as soon as I flashed the car I got turbo rattle so im confused can software cause a mechanical problem I did not back up the previous tune as it was heavy on gas so thought I wont need it so theres no way of flashing it back also iv read on the net you can adjust the waste gate arms has anyone did that and what were the results also is there anyone that can service these turbos for me im not getting any low boost warnings so I think I can save these turbos
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Sent from my HUAWEI VNS-L31 using Tapatalk