Brand New Air Suspension Filter Assembled OE#A1643201204 / A1643200169 / A1643200069 / A1663200069 Fit Mercedes W164 X164 W166 ML GL Airmatic Compressor Product Overview Air suspension filter assembly, OE No. A1643201204, suitable for Mercedes-Benz W164 W166. Manufactured strictly following OEM specifications for accurate installation. Effectively filter impurities and moisture inside air circuit, protect air suspension compressor and extend service life of the whole air