POTAUTO MAP 2006C (CF10369) Activated Carbon Car Cabin Air Filter Replacement for BMW, 500 Series, M Series Spec.: 10.24" (Length), 7.87" (Width), 1.18" (Height); Four-layer fabric (One Carbon Layer) ; Installation instructions included. Applications Where Used: BMW (500 Series 03-97, M Series 03-00) (See Amazon Part Finder for fitments to your cars) Benefits: (1) Reducing at least 98% of these contaminants (Dust, Pollen, Exhaust Gas, Particles of 5-100 microns...etc.) from the air passing through the filter & entering the interior of the vehicle. (2) Activated carbon cabin filter provide extra protection by absorbingthe airborne agents & allergens. (3) Increase safety through reduced deposits in the fan or on the windscreen, and protect HVAC air conditioning performance. Competitor Cross Reference Part Numbers (for reference only, please check size): BECK/ARNLEY 042-2012, 042-2142, BMW 64 11 9 216 588, 64 31 2 207 985, 64 11 2 182 533, 64 11 0 008 138, 64 11 8 391 198, 64 11 8 391 200, 64 11 9 070 073, BOSCH P3821, G K INDUSTRIES CF1067, KLEENER CAF1722, CAF7722, PUROLATOR C35509, C35509C, STP CAF7722, Luber-finer CAF7722, CUK 2736-2, WIX 49372, TYC 800048C2, FRAM CF10369 *** Change filter every 12 months or 12, 000-15, 000 miles. Check & replace filter if peculiar smell / odors emit from the cabin air outlets, or if the vehicle HVAC system operates with poor performance, or humming, or weak air volume. ***LEGAL DISCLAIMER: The Brand name & Model # (if listed) are for cross reference only. All Brands, Trademarks & Model Numbers remain the property of their respective owners.