<div layer1="text-s"></div><div class="tz-paragraph">各位车神，小弟刚给小八买了KN的空滤，发现不知道正反年怎么区分，跪求大哥们帮助。型号是33-2300没错吧。。？</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g23/M12/E8/7C/userphotos/2016/03/18/12/500_wKgFXFbriW2AfUWfAAGDmtGhPFY071.jpg" style="height:852;width:1136"  /><div layer2="desc-s"></div><div class="description">请问是这样？</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-figure"><img src="http://club2.autoimg.cn/album/g23/M08/E8/6C/userphotos/2016/03/18/12/500_wKjBwFbriXGAU1asAAEfb3cJD6o185.jpg" style="height:852;width:1136"  /><div layer2="desc-s"></div><div class="description">还是这样？</div><div layer2="desc-e"></div></div><div layer1="img-e"></div><br />

KN空滤正反问题。。。