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  1. R

    Fuel/Engine Additives

    Hey guys, Seeing as I've bought myself an Audi A3 1.6 TDI (8P) on an 11 plate I just wanted to know your thoughts on fuel and/or engine additives! 1- do you use any or simply pay for the pricier fuel? 2- if you do use it, what exactly do you use n how often? 3- any proven benefits? 4- etc