Mga sir...naa ko question wyl nag drive ko sa amu ford everest 2011 tdci engine 4x2 A/T normal lng ba na naa mo gawas black smoke?..wyl ni overtake ko paghunat nku naa mn ni gawas black smoke pero na wala rsad...pero kng smooth run lng wala rmn sad mo gawas na black smoke..ka na lng ing hunat usahay naa mo gawas black smoke normal lng na sa diesel mga sir?..
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