1) Filtration efficiency over 99% 2) Low resistance 3) Excellent Quality 4) Long lifetime 5) Competitive price Airman compressor BENZ Actived carbon filter BENZ air conditioner air handling unit air filter Product Data:1.OEM NO: 21183000182.Reference NO: CUK31723. Factory NO: YC-3172PC4. Applicable model: MERCEDES-BENZ5. The filtration efficiency Air filter can reach 95% , Cabin filter can reach ...