our Oil burner Innova, lagi sinasabi ng Service advisor that we need to decarbon the car every 5k or 10k daw kasi kung hinde mag low power daw yun makina at masisira yun turbo.

it doesnt comes cheap ha. nasa 3500 ata or 4500 if i remember it correctly. we had did it on 20k then after that wala na. lagi sinasabi ng SA na need daw de carbon to clean the engine daw. when we do the decarbon at 20k mark mabaho pa din naman amoy ng tambutso.... haha