BMW F-Series 435D (2014) Developed 308 to 378 bhp with torque 465 to 546 Lbft.

The figures and the dyno chart, telling most the story here – with the very latest F-Series twin turbo 35d engines having an immense amount of torque available – yet Celtic Tuning really have put a lot of time and effort into refining the power delivery and efficiency of this unit…..

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