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Hi, Just been enquiring about remap, stage 2, stated got big exhaust and K&N Filter, but the guy said need to watch out for oil contamination in the air flow and this could cause potential failure of a sensor. (can't remember name of sensor DPF ?) He advised use Green Cotton, it this a...

how much is this likely to cost for the part? is it best i get a garage to fit it, as i'll need the tracking done..? is it a lot of hassle to replace it myself? i was possibly going to do it when my new front discs and pads arrive, but if its gonna be too muchhassle, then i wont both

so a professional panelbeater once told me that polish is coarse... which could cause swirl marks? and the wax compound is similar to of butter... in which it won't scratch the paint work. can anybody confirm the above mentioned? thanx, RodneyA