BMW F-Series 535D (2016) Developed 308 to 400 bhp with torque 465 to 570 Lbft.

Celtic Tuning have put a lot of time and effort, into refining the power delivery and efficiency of this unit.

The figures and the dyno chart (from development), telling most the story here - with the very latest F-Series twin turbo 35d engines having an immense amount of torque available.

The customer (returning with a 3rd vehicle in recent years…) also opting here, for the ZF8 Gearbox Tune – lifting Torque limitations and improving shift timing response (ZF8 Tuning info here )

To see what your BMW or Vehicle is capable of, please Click Here