We head down to TD1 Tuning to find out just how effective one of their plug and play tuning boxes is. Diesels are for double-glazing salesmen, penny pinchers and vans, right? Well, only partly. In modern times, the diesel engine has become very refined, is actually capable of producing some good power and, better still, some phenomenal torque. But, this is Performance Ford, right? We're not that bothered about MPGs; we just want to go faster!
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