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fiesta mk6 smokey diesel
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  1. Fuels / Oils / Additives / MPG
    Recently bought a 2003 Fiesta Mk6 1.4 TDCI. It's got some black smoke coming out the back end, so want to flush/clean the fuel system. I've read some of the posts on improving MPG with this and that - but what's the best one for giving the injectors, etc a one off heavy clean to improve the...
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