BMW ///M5 E39 400 Hp Posted byStef + Thursday October 18th, 2018Saturday October 13th, 2018 With supersprint headers and exhaust system Very badly tuned by X with less advance than stock !! : 352 Hp & 439 Nm PPE Remap 401 Hp & 460 Nm Removal speed limit ➡Do not hesitate to contact us for all information & price⬅