Nozzle ea YS diesel fuel enjector e laola phepelo ea mafura a koloi ka nepo, e le hore enjene ea koloi e be le karo-karolelano e nepahetseng ea mafura a moea sebakeng sefe kapa sefe, 'me e boloke enjene e sebetsa hantle; ka nako e tšoanang, YS nozzle mafura atomization tekanyo e phahameng, ho etsa bonnete ba hore mafura a ka chesoa ka ho feletseng.
YS e fana ka letoto la Bosch 110, letoto la Bosch 120, letoto la Bosch Piezo, letoto la Bosch Φ3.5, letoto la Denso, Denso G3, letoto la G4, letoto la Nokia le li-nozzle tse ling tsa ente ea mafura bakeng sa bareki ba lefats'e.