『國產日產歐產精(jing)品(pin)品(pin)不(bu)(bu)卡』介紹(shao):警(jing)界(jie)老油(you)條阿輝(周潤(run)發 飾(shi))生(sheng)(sheng)性(xing)風流,憑(ping)借自(zi)(zi)己父親昔日手(shou)下沾叔(黃沾 飾(shi))的維護,阿輝在警(jing)局(ju)雖然得(de)不(bu)(bu)到(dao)升遷,但也落得(de)清閑。新進(jin)警(jing)員(yuan)曹里(li)昂(李元霸 飾(shi))的到(dao)來打破了這一(yi)(yi)切,曹大膽甚至莽撞的辦案方式連累阿輝大出洋相(xiang),阿輝雖恨(hen)曹里(li)昂,但礙于(yu)上司命(ming)令,不(bu)(bu)得(de)不(bu)(bu)與(yu)(yu)曹搭檔。 與(yu)(yu)此同(tong)時,毒(du)(du)(du)梟羅茂(mao)森(徐少強 飾(shi))的手(shou)下毒(du)(du)(du)蛇炳(bing)(bing)將其交易的毒(du)(du)(du)品(pin)調(diao)包私(si)自(zi)(zi)出售,毒(du)(du)(du)蛇炳(bing)(bing)之(zhi)妹當娜(na)(利智 飾(shi))配(pei)合售毒(du)(du)(du)。兄妹二人(ren)非法入港相(xiang)依為命(ming),希望(wang)藉(jie)由毒(du)(du)(du)品(pin)生(sheng)(sheng)意改善生(sheng)(sheng)活。羅茂(mao)森團伙殺人(ren)引(yin)起警(jing)方注(zhu)意,阿輝與(yu)(yu)曹里(li)昂兩人(ren)接手(shou)此案,他(ta)們很快(kuai)從當娜(na)身(shen)上得(de)到(dao)了線索(suo)。而羅茂(mao)森亦發現毒(du)(du)(du)蛇炳(bing)(bing)偷(tou)梁(liang)換(huan)柱的所為,一(yi)(yi)時間阿輝與(yu)(yu)羅茂(mao)森展開了對當娜(na)的爭奪……