Had to section 75 chargeback and get the car back to stock because these people are not tuners. They are just Swiftec map pack downloaders and don't do what you ask them to. Lied to me constantly because they assumed I didn't know what I was talking about.
About Peak Performance
Peak Performance offers ECU remapping, diagnostics, AdBlue and DPF work.
Services and facilities
Vehicle modification and tuning
- ECU remapping
Customer reviews
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Had my D4 done just over 3weeks ago absolutely brilliant car runs smoothly and a little better fuel consumption quicker of the mark not that I’m a speed freak so big Thank you to Peak turning